99997470368 has 24 divisors (see below), whose sum is σ = 197499017268. Its totient is φ = 49838989824.

The previous prime is 99997470359. The next prime is 99997470379. The reversal of 99997470368 is 86307479999.

It can be written as a sum of positive squares in 2 ways, for example, as 84525095824 + 15472374544 = 290732^2 + 124388^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4981871 + ... + 5001902.

Almost surely, 2^99997470368 is an apocalyptic number.

It is an amenable number.

99997470368 is a deficient number, since it is larger than the sum of its proper divisors (97501546900).

99997470368 is a wasteful number, since it uses less digits than its factorization.

99997470368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9984096 (or 9984088 counting only the distinct ones).

The product of its (nonzero) digits is 185177664, while the sum is 71.

The spelling of 99997470368 in words is "ninety-nine billion, nine hundred ninety-seven million, four hundred seventy thousand, three hundred sixty-eight".