696991774320 has 100 divisors (see below), whose sum is σ = 2420755712760. Its totient is φ = 185864471424.

The previous prime is 696991774319. The next prime is 696991774361. The reversal of 696991774320 is 23477199696.

696991774320 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×696991774320² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 53773750 + ... + 53786709.

Almost surely, 2^696991774320 is an apocalyptic number.

696991774320 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

696991774320 is an abundant number, since it is smaller than the sum of its proper divisors (1723763938440).

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

696991774320 is a wasteful number, since it uses less digits than its factorization.

696991774320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107560484 (or 107560469 counting only the distinct ones).

The product of its (nonzero) digits is 30862944, while the sum is 63.

The spelling of 696991774320 in words is "six hundred ninety-six billion, nine hundred ninety-one million, seven hundred seventy-four thousand, three hundred twenty".