396945265496 has 32 divisors (see below), whose sum is σ = 804101407200. Its totient is φ = 182616407040.

The previous prime is 396945265421. The next prime is 396945265537. The reversal of 396945265496 is 694562549693.

It is a happy number.

It is a congruent number.

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, 6103961 + ... + 6168648.

It is an arithmetic number, because the mean of its divisors is an integer number (25128168975).

Almost surely, 2^396945265496 is an apocalyptic number.

It is an amenable number.

396945265496 is an abundant number, since it is smaller than the sum of its proper divisors (407156141704).

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

396945265496 is a wasteful number, since it uses less digits than its factorization.

396945265496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12272939 (or 12272935 counting only the distinct ones).

The product of its digits is 377913600, while the sum is 68.

The spelling of 396945265496 in words is "three hundred ninety-six billion, nine hundred forty-five million, two hundred sixty-five thousand, four hundred ninety-six".