43257075136 has 28 divisors (see below), whose sum is σ = 93641738040. Its totient is φ = 19662306560.

The previous prime is 43257075107. The next prime is 43257075179. The reversal of 43257075136 is 63157075234.

It is a junction number, because it is equal to n+sod(n) for n = 43257075092 and 43257075101.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30721651 + ... + 30723058.

Almost surely, 2^43257075136 is an apocalyptic number.

It is an amenable number.

43257075136 is an abundant number, since it is smaller than the sum of its proper divisors (50384662904).

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

43257075136 is a wasteful number, since it uses less digits than its factorization.

43257075136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61444732 (or 61444722 counting only the distinct ones).

The product of its (nonzero) digits is 529200, while the sum is 43.

The spelling of 43257075136 in words is "forty-three billion, two hundred fifty-seven million, seventy-five thousand, one hundred thirty-six".