32166256430 has 96 divisors (see below), whose sum is σ = 73402338240. Its totient is φ = 9933580800.

The previous prime is 32166256429. The next prime is 32166256457. The reversal of 32166256430 is 3465266123.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 905810 + ... + 940650.

It is an arithmetic number, because the mean of its divisors is an integer number (764607690).

Almost surely, 2^32166256430 is an apocalyptic number.

32166256430 is an abundant number, since it is smaller than the sum of its proper divisors (41236081810).

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

32166256430 is a wasteful number, since it uses less digits than its factorization.

32166256430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34986 (or 34975 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 38.

The spelling of 32166256430 in words is "thirty-two billion, one hundred sixty-six million, two hundred fifty-six thousand, four hundred thirty".