32161427976 has 32 divisors (see below), whose sum is σ = 80700278400. Its totient is φ = 10680914880.

The previous prime is 32161427959. The next prime is 32161427981. The reversal of 32161427976 is 67972416123.

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, 2465931 + ... + 2478938.

It is an arithmetic number, because the mean of its divisors is an integer number (2521883700).

Almost surely, 2^32161427976 is an apocalyptic number.

It is an amenable number.

32161427976 is an abundant number, since it is smaller than the sum of its proper divisors (48538850424).

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

32161427976 is a wasteful number, since it uses less digits than its factorization.

32161427976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4945149 (or 4945145 counting only the distinct ones).

The product of its digits is 762048, while the sum is 48.

The spelling of 32161427976 in words is "thirty-two billion, one hundred sixty-one million, four hundred twenty-seven thousand, nine hundred seventy-six".