397671463696 has 60 divisors (see below), whose sum is σ = 836060417280. Its totient is φ = 183156904320.

The previous prime is 397671463669. The next prime is 397671463733. The reversal of 397671463696 is 696364176793.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1141701 + ... + 1448731.

It is an arithmetic number, because the mean of its divisors is an integer number (13934340288).

Almost surely, 2^397671463696 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 397671463696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (418030208640).

397671463696 is an abundant number, since it is smaller than the sum of its proper divisors (438388953584).

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

397671463696 is a wasteful number, since it uses less digits than its factorization.

397671463696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307544 (or 307525 counting only the distinct ones).

The product of its digits is 185177664, while the sum is 67.

The spelling of 397671463696 in words is "three hundred ninety-seven billion, six hundred seventy-one million, four hundred sixty-three thousand, six hundred ninety-six".