99976546668 has 24 divisors (see below), whose sum is σ = 233283761200. Its totient is φ = 33324779520.

The previous prime is 99976546619. The next prime is 99976546669. The reversal of 99976546668 is 86664567999.

It is a self number, because there is not a number n which added to its sum of digits gives 99976546668.

It is not an unprimeable number, because it can be changed into a prime (99976546669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 913608 + ... + 1017168.

Almost surely, 2^99976546668 is an apocalyptic number.

It is an amenable number.

99976546668 is an abundant number, since it is smaller than the sum of its proper divisors (133307214532).

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

99976546668 is a wasteful number, since it uses less digits than its factorization.

99976546668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184017 (or 184015 counting only the distinct ones).

The product of its digits is 1058158080, while the sum is 75.

The spelling of 99976546668 in words is "ninety-nine billion, nine hundred seventy-six million, five hundred forty-six thousand, six hundred sixty-eight".