76899994888 has 128 divisors (see below), whose sum is σ = 157625740800. Its totient is φ = 35054208000.

The previous prime is 76899994877. The next prime is 76899994891. The reversal of 76899994888 is 88849999867.

It is a super-3 number, since 3×76899994888³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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 31 ways as a sum of consecutive naturals, for example, 142143898 + ... + 142144438.

It is an arithmetic number, because the mean of its divisors is an integer number (1231451100).

Almost surely, 2^76899994888 is an apocalyptic number.

It is an amenable number.

76899994888 is an abundant number, since it is smaller than the sum of its proper divisors (80725745912).

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

76899994888 is a wasteful number, since it uses less digits than its factorization.

76899994888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 911 (or 907 counting only the distinct ones).

The product of its digits is 4514807808, while the sum is 85.

The spelling of 76899994888 in words is "seventy-six billion, eight hundred ninety-nine million, nine hundred ninety-four thousand, eight hundred eighty-eight".