87612994798 has 12 divisors (see below), whose sum is σ = 152875735992. Its totient is φ = 37548426300.

The previous prime is 87612994771. The next prime is 87612994811. The reversal of 87612994798 is 89749921678.

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 447004978 + ... + 447005173.

It is an arithmetic number, because the mean of its divisors is an integer number (12739644666).

Almost surely, 2^87612994798 is an apocalyptic number.

87612994798 is a deficient number, since it is larger than the sum of its proper divisors (65262741194).

87612994798 is a wasteful number, since it uses less digits than its factorization.

87612994798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 894010167 (or 894010160 counting only the distinct ones).

The product of its digits is 109734912, while the sum is 70.

The spelling of 87612994798 in words is "eighty-seven billion, six hundred twelve million, nine hundred ninety-four thousand, seven hundred ninety-eight".