396813540364 has 24 divisors (see below), whose sum is σ = 702746906400. Its totient is φ = 196038852480.

The previous prime is 396813540349. The next prime is 396813540419. The reversal of 396813540364 is 463045318693.

It is a happy number.

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1111057 + ... + 1424104.

It is an arithmetic number, because the mean of its divisors is an integer number (29281121100).

Almost surely, 2^396813540364 is an apocalyptic number.

It is an amenable number.

396813540364 is a deficient number, since it is larger than the sum of its proper divisors (305933366036).

396813540364 is a wasteful number, since it uses less digits than its factorization.

396813540364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2535633 (or 2535631 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 52.

The spelling of 396813540364 in words is "three hundred ninety-six billion, eight hundred thirteen million, five hundred forty thousand, three hundred sixty-four".