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50330946869 = 721995161619
BaseRepresentation
bin101110110111111101…
…010100110100110101
311210220122120000101022
4232313331110310311
51311034210244434
635042142510525
73431150663300
oct566775246465
9153818500338
1050330946869
111a388564365
129907895445
1349914b4788
14261667bb37
15149896822e
hexbb7f54d35

50330946869 has 12 divisors (see below), whose sum is σ = 58842468000. Its totient is φ = 42924015288.

The previous prime is 50330946863. The next prime is 50330946893. The reversal of 50330946869 is 96864903305.

It is not a de Polignac number, because 50330946869 - 232 = 46035979573 is a prime.

It is a super-2 number, since 2×503309468692 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 50330946869.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50330946863) 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 11 ways as a sum of consecutive naturals, for example, 2571059 + ... + 2590560.

It is an arithmetic number, because the mean of its divisors is an integer number (4903539000).

Almost surely, 250330946869 is an apocalyptic number.

It is an amenable number.

50330946869 is a deficient number, since it is larger than the sum of its proper divisors (8511521131).

50330946869 is a wasteful number, since it uses less digits than its factorization.

50330946869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5161832 (or 5161825 counting only the distinct ones).

The product of its (nonzero) digits is 4199040, while the sum is 53.

The spelling of 50330946869 in words is "fifty billion, three hundred thirty million, nine hundred forty-six thousand, eight hundred sixty-nine".

Divisors: 1 7 49 199 1393 9751 5161619 36131333 252919331 1027162181 7190135267 50330946869