99319549464 has 64 divisors (see below), whose sum is σ = 276913404000. Its totient is φ = 32983424640.

The previous prime is 99319549453. The next prime is 99319549477. The reversal of 99319549464 is 46494591399.

99319549464 is a `hidden beast` number, since 99 + 31 + 9 + 54 + 9 + 464 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 796567 + ... + 912774.

Almost surely, 2^99319549464 is an apocalyptic number.

It is an amenable number.

99319549464 is an abundant number, since it is smaller than the sum of its proper divisors (177593854536).

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

99319549464 is a wasteful number, since it uses less digits than its factorization.

99319549464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1709625 (or 1709615 counting only the distinct ones).

The product of its digits is 37791360, while the sum is 63.

The spelling of 99319549464 in words is "ninety-nine billion, three hundred nineteen million, five hundred forty-nine thousand, four hundred sixty-four".