400965890696 has 32 divisors (see below), whose sum is σ = 888840648000. Its totient is φ = 165916919616.

The previous prime is 400965890659. The next prime is 400965890707. The reversal of 400965890696 is 696098569004.

It is a Smith number, since the sum of its digits (62) coincides with the sum of the digits of its prime factors.

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, 123448466 + ... + 123451713.

It is an arithmetic number, because the mean of its divisors is an integer number (27776270250).

Almost surely, 2^400965890696 is an apocalyptic number.

It is an amenable number.

400965890696 is an abundant number, since it is smaller than the sum of its proper divisors (487874757304).

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

400965890696 is a wasteful number, since it uses less digits than its factorization.

400965890696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246900221 (or 246900217 counting only the distinct ones).

The product of its (nonzero) digits is 25194240, while the sum is 62.

The spelling of 400965890696 in words is "four hundred billion, nine hundred sixty-five million, eight hundred ninety thousand, six hundred ninety-six".