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49723835589169 = 7210073592
BaseRepresentation
bin10110100111001001110111…
…00011101010001000110001
320112001112220121002121211121
423103210323203222020301
523004133403402323134
6253430451551342241
713321266666566200
oct1323447343521061
9215045817077747
1049723835589169
111493083a98a815
1256b098bb21981
132198c25b173b1
14c3c909d45237
155b366ed17ab4
hex2d393b8ea231

49723835589169 has 9 divisors (see below), whose sum is σ = 57842070247737. Its totient is φ = 42620388195924.

The previous prime is 49723835589139. The next prime is 49723835589221. The reversal of 49723835589169 is 96198553832794.

The square root of 49723835589169 is 7051513.

It is a perfect power (a square), and thus also a powerful number.

49723835589169 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 49723835589169 - 25 = 49723835589137 is a prime.

It is a super-2 number, since 2×497238355891692 (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49723835589139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 48856912 + ... + 49864270.

It is an arithmetic number, because the mean of its divisors is an integer number (6426896694193).

Almost surely, 249723835589169 is an apocalyptic number.

49723835589169 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

49723835589169 is the 7051513-rd square number.

49723835589169 is the 3525757-th centered octagonal number.

It is an amenable number.

49723835589169 is a deficient number, since it is larger than the sum of its proper divisors (8118234658568).

49723835589169 is an frugal number, since it uses more digits than its factorization.

49723835589169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2014732 (or 1007366 counting only the distinct ones).

The product of its digits is 3527193600, while the sum is 79.

The spelling of 49723835589169 in words is "forty-nine trillion, seven hundred twenty-three billion, eight hundred thirty-five million, five hundred eighty-nine thousand, one hundred sixty-nine".

Divisors: 1 7 49 1007359 7051513 49360591 1014772154881 7103405084167 49723835589169