32056900561 has 16 divisors (see below), whose sum is σ = 38928657024. Its totient is φ = 25769620224.

The previous prime is 32056900541. The next prime is 32056900571. The reversal of 32056900561 is 16500965023.

It is a cyclic number.

It is not a de Polignac number, because 32056900561 - 2⁷ = 32056900433 is a prime.

It is a super-2 number, since 2×32056900561² (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 32056900561.

It is not an unprimeable number, because it can be changed into a prime (32056900501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 442270 + ... + 509623.

It is an arithmetic number, because the mean of its divisors is an integer number (2433041064).

Almost surely, 2^32056900561 is an apocalyptic number.

It is an amenable number.

32056900561 is a deficient number, since it is larger than the sum of its proper divisors (6871756463).

32056900561 is a wasteful number, since it uses less digits than its factorization.

32056900561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 952200.

The product of its (nonzero) digits is 48600, while the sum is 37.

The spelling of 32056900561 in words is "thirty-two billion, fifty-six million, nine hundred thousand, five hundred sixty-one".