162639597796 has 27 divisors (see below), whose sum is σ = 308217096873. Its totient is φ = 75059590320.

The previous prime is 162639597781. The next prime is 162639597833. The reversal of 162639597796 is 697795936261.

The square root of 162639597796 is 403286.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 24059112100 + 138580485696 = 155110^2 + 372264^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 10477681 + ... + 10493191.

Almost surely, 2^162639597796 is an apocalyptic number.

162639597796 is the 403286-th square number.

It is an amenable number.

162639597796 is a deficient number, since it is larger than the sum of its proper divisors (145577499077).

162639597796 is an frugal number, since it uses more digits than its factorization.

162639597796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31052 (or 15526 counting only the distinct ones).

The product of its digits is 231472080, while the sum is 70.

The spelling of 162639597796 in words is "one hundred sixty-two billion, six hundred thirty-nine million, five hundred ninety-seven thousand, seven hundred ninety-six".