397297975314 has 32 divisors (see below), whose sum is σ = 824212977984. Its totient is φ = 127580866560.

The previous prime is 397297975313. The next prime is 397297975369. The reversal of 397297975314 is 413579792793.

It is not an unprimeable number, because it can be changed into a prime (397297975313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10528527 + ... + 10566194.

It is an arithmetic number, because the mean of its divisors is an integer number (25756655562).

Almost surely, 2^397297975314 is an apocalyptic number.

397297975314 is an abundant number, since it is smaller than the sum of its proper divisors (426915002670).

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

397297975314 is a wasteful number, since it uses less digits than its factorization.

397297975314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21094842.

The product of its digits is 90016920, while the sum is 66.

The spelling of 397297975314 in words is "three hundred ninety-seven billion, two hundred ninety-seven million, nine hundred seventy-five thousand, three hundred fourteen".