56307734040 has 32 divisors (see below), whose sum is σ = 168923202480. Its totient is φ = 15015395712.

The previous prime is 56307734011. The next prime is 56307734057. The reversal of 56307734040 is 4043770365.

It is a self number, because there is not a number n which added to its sum of digits gives 56307734040.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 234615439 + ... + 234615678.

Almost surely, 2^56307734040 is an apocalyptic number.

It is an amenable number.

56307734040 is an abundant number, since it is smaller than the sum of its proper divisors (112615468440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56307734040 is a wasteful number, since it uses less digits than its factorization.

56307734040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469231131 (or 469231127 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 39.

The spelling of 56307734040 in words is "fifty-six billion, three hundred seven million, seven hundred thirty-four thousand, forty".