697160977338 has 16 divisors (see below), whose sum is σ = 1593510805440. Its totient is φ = 199188850656.

The previous prime is 697160977327. The next prime is 697160977379. The reversal of 697160977338 is 833779061796.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8299535403 + ... + 8299535486.

It is an arithmetic number, because the mean of its divisors is an integer number (99594425340).

Almost surely, 2^697160977338 is an apocalyptic number.

697160977338 is an abundant number, since it is smaller than the sum of its proper divisors (896349828102).

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

697160977338 is a wasteful number, since it uses less digits than its factorization.

697160977338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16599070901.

The product of its (nonzero) digits is 72013536, while the sum is 66.

The spelling of 697160977338 in words is "six hundred ninety-seven billion, one hundred sixty million, nine hundred seventy-seven thousand, three hundred thirty-eight".