162391563564 has 48 divisors (see below), whose sum is σ = 380906708448. Its totient is φ = 53846443008.

The previous prime is 162391563559. The next prime is 162391563601. The reversal of 162391563564 is 465365193261.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1997764 + ... + 2077460.

It is an arithmetic number, because the mean of its divisors is an integer number (7935556426).

Almost surely, 2^162391563564 is an apocalyptic number.

It is an amenable number.

162391563564 is an abundant number, since it is smaller than the sum of its proper divisors (218515144884).

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

162391563564 is a wasteful number, since it uses less digits than its factorization.

162391563564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80594 (or 80592 counting only the distinct ones).

The product of its digits is 3499200, while the sum is 51.

The spelling of 162391563564 in words is "one hundred sixty-two billion, three hundred ninety-one million, five hundred sixty-three thousand, five hundred sixty-four".