697621380714 has 24 divisors (see below), whose sum is σ = 1511946101952. Its totient is φ = 232473827880.

The previous prime is 697621380667. The next prime is 697621380767. The reversal of 697621380714 is 417083126796.

697621380714 is a `hidden beast` number, since 6 + 9 + 7 + 621 + 3 + 8 + 0 + 7 + 1 + 4 = 666.

It is a super-2 number, since 2×697621380714² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5488114 + ... + 5613789.

It is an arithmetic number, because the mean of its divisors is an integer number (62997754248).

Almost surely, 2^697621380714 is an apocalyptic number.

697621380714 is an abundant number, since it is smaller than the sum of its proper divisors (814324721238).

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

697621380714 is a wasteful number, since it uses less digits than its factorization.

697621380714 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11105402 (or 11105399 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 54.

The spelling of 697621380714 in words is "six hundred ninety-seven billion, six hundred twenty-one million, three hundred eighty thousand, seven hundred fourteen".