32397312858 has 16 divisors (see below), whose sum is σ = 64981357920. Its totient is φ = 10767982256.

The previous prime is 32397312821. The next prime is 32397312877. The reversal of 32397312858 is 85821379323.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 32397312858.

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, 7778253 + ... + 7782416.

It is an arithmetic number, because the mean of its divisors is an integer number (4061334870).

Almost surely, 2^32397312858 is an apocalyptic number.

32397312858 is an abundant number, since it is smaller than the sum of its proper divisors (32584045062).

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

32397312858 is a wasteful number, since it uses less digits than its factorization.

32397312858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15561021.

The product of its digits is 2177280, while the sum is 51.

The spelling of 32397312858 in words is "thirty-two billion, three hundred ninety-seven million, three hundred twelve thousand, eight hundred fifty-eight".