99994668786 has 24 divisors (see below), whose sum is σ = 216782701200. Its totient is φ = 33311927736.

The previous prime is 99994668773. The next prime is 99994668791. The reversal of 99994668786 is 68786649999.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1604280 + ... + 1665443.

It is an arithmetic number, because the mean of its divisors is an integer number (9032612550).

Almost surely, 2^99994668786 is an apocalyptic number.

99994668786 is an abundant number, since it is smaller than the sum of its proper divisors (116788032414).

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

99994668786 is a wasteful number, since it uses less digits than its factorization.

99994668786 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3271430 (or 3271427 counting only the distinct ones).

The product of its digits is 2539579392, while the sum is 81.

The spelling of 99994668786 in words is "ninety-nine billion, nine hundred ninety-four million, six hundred sixty-eight thousand, seven hundred eighty-six".