397146860754 has 32 divisors (see below), whose sum is σ = 909394045056. Its totient is φ = 113266807680.

The previous prime is 397146860713. The next prime is 397146860857. The reversal of 397146860754 is 457068641793.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8464827 + ... + 8511614.

It is an arithmetic number, because the mean of its divisors is an integer number (28418563908).

Almost surely, 2^397146860754 is an apocalyptic number.

397146860754 is an abundant number, since it is smaller than the sum of its proper divisors (512247184302).

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

397146860754 is a wasteful number, since it uses less digits than its factorization.

397146860754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16977010.

The product of its (nonzero) digits is 30481920, while the sum is 60.

The spelling of 397146860754 in words is "three hundred ninety-seven billion, one hundred forty-six million, eight hundred sixty thousand, seven hundred fifty-four".