32256540232 has 32 divisors (see below), whose sum is σ = 69131157120. Its totient is φ = 13822231680.

The previous prime is 32256540221. The next prime is 32256540301. The reversal of 32256540232 is 23204565223.

It is a super-2 number, since 2×32256540232² (a number of 22 digits) contains 22 as substring.

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, 388132 + ... + 463852.

It is an arithmetic number, because the mean of its divisors is an integer number (2160348660).

Almost surely, 2^32256540232 is an apocalyptic number.

It is an amenable number.

32256540232 is an abundant number, since it is smaller than the sum of its proper divisors (36874616888).

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

32256540232 is a wasteful number, since it uses less digits than its factorization.

32256540232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83341 (or 83337 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 34.

The spelling of 32256540232 in words is "thirty-two billion, two hundred fifty-six million, five hundred forty thousand, two hundred thirty-two".