696969157228 has 24 divisors (see below), whose sum is σ = 1276331803488. Its totient is φ = 332388773376.

The previous prime is 696969157219. The next prime is 696969157267. The reversal of 696969157228 is 822751969696.

It is a super-2 number, since 2×696969157228² (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 7 ways as a sum of consecutive naturals, for example, 10698051 + ... + 10763002.

It is an arithmetic number, because the mean of its divisors is an integer number (53180491812).

Almost surely, 2^696969157228 is an apocalyptic number.

It is an amenable number.

696969157228 is a deficient number, since it is larger than the sum of its proper divisors (579362646260).

696969157228 is a wasteful number, since it uses less digits than its factorization.

696969157228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21461433 (or 21461431 counting only the distinct ones).

The product of its digits is 176359680, while the sum is 70.

The spelling of 696969157228 in words is "six hundred ninety-six billion, nine hundred sixty-nine million, one hundred fifty-seven thousand, two hundred twenty-eight".