397093965500 has 24 divisors (see below), whose sum is σ = 867253221744. Its totient is φ = 158837586000.

The previous prime is 397093965491. The next prime is 397093965509. The reversal of 397093965500 is 5569390793.

It is an interprime number because it is at equal distance from previous prime (397093965491) and next prime (397093965509).

It is a hoax number, since the sum of its digits (56) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (397093965509) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 397093466 + ... + 397094465.

It is an arithmetic number, because the mean of its divisors is an integer number (36135550906).

Almost surely, 2^397093965500 is an apocalyptic number.

It is an amenable number.

397093965500 is an abundant number, since it is smaller than the sum of its proper divisors (470159256244).

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

397093965500 is a wasteful number, since it uses less digits than its factorization.

397093965500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 794187950 (or 794187938 counting only the distinct ones).

The product of its (nonzero) digits is 6889050, while the sum is 56.

The spelling of 397093965500 in words is "three hundred ninety-seven billion, ninety-three million, nine hundred sixty-five thousand, five hundred".