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48789522431 = 132535447083
BaseRepresentation
bin101101011100000101…
…010000011111111111
311122221020002112120022
4231130011100133333
51244410104204211
634225200442355
73345023045426
oct553405203777
9148836075508
1048789522431
1119767460371
1295576193bb
1347a704a500
14250ba742bd
151408489bdb
hexb5c1507ff

48789522431 has 12 divisors (see below), whose sum is σ = 53828084088. Its totient is φ = 44186729184.

The previous prime is 48789522361. The next prime is 48789522449. The reversal of 48789522431 is 13422598784.

It is not a de Polignac number, because 48789522431 - 218 = 48789260287 is a prime.

It is a super-2 number, since 2×487895224312 (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48789552431) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2714585 + ... + 2732498.

It is an arithmetic number, because the mean of its divisors is an integer number (4485673674).

Almost surely, 248789522431 is an apocalyptic number.

48789522431 is a deficient number, since it is larger than the sum of its proper divisors (5038561657).

48789522431 is a wasteful number, since it uses less digits than its factorization.

48789522431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5447162 (or 5447149 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 53.

The spelling of 48789522431 in words is "forty-eight billion, seven hundred eighty-nine million, five hundred twenty-two thousand, four hundred thirty-one".

Divisors: 1 13 53 169 689 8957 5447083 70812079 288695399 920557027 3753040187 48789522431