696620700690 has 64 divisors (see below), whose sum is σ = 1682673581952. Its totient is φ = 184568025600.

The previous prime is 696620700599. The next prime is 696620700703. The reversal of 696620700690 is 96007026696.

It is a super-2 number, since 2×696620700690² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16903710 + ... + 16944870.

It is an arithmetic number, because the mean of its divisors is an integer number (26291774718).

Almost surely, 2^696620700690 is an apocalyptic number.

696620700690 is an abundant number, since it is smaller than the sum of its proper divisors (986052881262).

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

696620700690 is a wasteful number, since it uses less digits than its factorization.

696620700690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44795.

The product of its (nonzero) digits is 1469664, while the sum is 51.

The spelling of 696620700690 in words is "six hundred ninety-six billion, six hundred twenty million, seven hundred thousand, six hundred ninety".