696521433672 has 64 divisors (see below), whose sum is σ = 1948904337600. Its totient is φ = 230479102080.

The previous prime is 696521433653. The next prime is 696521433743. The reversal of 696521433672 is 276334125696.

696521433672 is a `hidden beast` number, since 6 + 9 + 6 + 521 + 43 + 3 + 6 + 72 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11739154 + ... + 11798337.

It is an arithmetic number, because the mean of its divisors is an integer number (30451630275).

Almost surely, 2^696521433672 is an apocalyptic number.

It is an amenable number.

696521433672 is an abundant number, since it is smaller than the sum of its proper divisors (1252382903928).

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

696521433672 is a wasteful number, since it uses less digits than its factorization.

696521433672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23537643 (or 23537633 counting only the distinct ones).

The product of its digits is 9797760, while the sum is 54.

The spelling of 696521433672 in words is "six hundred ninety-six billion, five hundred twenty-one million, four hundred thirty-three thousand, six hundred seventy-two".