397575531199 has 96 divisors (see below), whose sum is σ = 534194237952. Its totient is φ = 292245408000.

The previous prime is 397575531193. The next prime is 397575531217. The reversal of 397575531199 is 991135575793.

It is not a de Polignac number, because 397575531199 - 2¹⁵ = 397575498431 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 397575531199.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (397575531193) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 86370832 + ... + 86375434.

It is an arithmetic number, because the mean of its divisors is an integer number (5564523312).

Almost surely, 2^397575531199 is an apocalyptic number.

397575531199 is a deficient number, since it is larger than the sum of its proper divisors (136618706753).

397575531199 is a wasteful number, since it uses less digits than its factorization.

397575531199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4797 (or 4790 counting only the distinct ones).

The product of its digits is 40186125, while the sum is 64.

The spelling of 397575531199 in words is "three hundred ninety-seven billion, five hundred seventy-five million, five hundred thirty-one thousand, one hundred ninety-nine".