32256476018 has 18 divisors (see below), whose sum is σ = 52398278919. Its totient is φ = 14886080352.

The previous prime is 32256475991. The next prime is 32256476027. The reversal of 32256476018 is 81067465223.

It can be written as a sum of positive squares in 5 ways, for example, as 1745819089 + 30510656929 = 41783^2 + 174673^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=126997.

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 32256476018.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3297038 + ... + 3306806.

Almost surely, 2^32256476018 is an apocalyptic number.

32256476018 is a deficient number, since it is larger than the sum of its proper divisors (20141802901).

32256476018 is an frugal number, since it uses more digits than its factorization.

32256476018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19566 (or 9784 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 44.

The spelling of 32256476018 in words is "thirty-two billion, two hundred fifty-six million, four hundred seventy-six thousand, eighteen".