32154397932 has 24 divisors (see below), whose sum is σ = 75446078400. Its totient is φ = 10658254096.

The previous prime is 32154397883. The next prime is 32154397987. The reversal of 32154397932 is 23979345123.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7482582 + ... + 7486877.

It is an arithmetic number, because the mean of its divisors is an integer number (3143586600).

Almost surely, 2^32154397932 is an apocalyptic number.

It is an amenable number.

32154397932 is an abundant number, since it is smaller than the sum of its proper divisors (43291680468).

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

32154397932 is a wasteful number, since it uses less digits than its factorization.

32154397932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14969645 (or 14969643 counting only the distinct ones).

The product of its digits is 1224720, while the sum is 48.

The spelling of 32154397932 in words is "thirty-two billion, one hundred fifty-four million, three hundred ninety-seven thousand, nine hundred thirty-two".