396532896564 has 48 divisors (see below), whose sum is σ = 1063533356928. Its totient is φ = 112640224128.

The previous prime is 396532896559. The next prime is 396532896631. The reversal of 396532896564 is 465698235693.

It is a junction number, because it is equal to n+sod(n) for n = 396532896495 and 396532896504.

It is a congruent number.

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, 13628907 + ... + 13657970.

It is an arithmetic number, because the mean of its divisors is an integer number (22156944936).

Almost surely, 2^396532896564 is an apocalyptic number.

It is an amenable number.

396532896564 is an abundant number, since it is smaller than the sum of its proper divisors (667000460364).

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

396532896564 is a wasteful number, since it uses less digits than its factorization.

396532896564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27287064 (or 27287062 counting only the distinct ones).

The product of its digits is 251942400, while the sum is 66.

The spelling of 396532896564 in words is "three hundred ninety-six billion, five hundred thirty-two million, eight hundred ninety-six thousand, five hundred sixty-four".