87599099612 has 12 divisors (see below), whose sum is σ = 153421170000. Its totient is φ = 43764479616.

The previous prime is 87599099611. The next prime is 87599099629. The reversal of 87599099612 is 21699099578.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (87599099611) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 8761928 + ... + 8771919.

It is an arithmetic number, because the mean of its divisors is an integer number (12785097500).

Almost surely, 2^87599099612 is an apocalyptic number.

It is an amenable number.

87599099612 is a deficient number, since it is larger than the sum of its proper divisors (65822070388).

87599099612 is a wasteful number, since it uses less digits than its factorization.

87599099612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17535100 (or 17535098 counting only the distinct ones).

The product of its (nonzero) digits is 22044960, while the sum is 65.

The spelling of 87599099612 in words is "eighty-seven billion, five hundred ninety-nine million, ninety-nine thousand, six hundred twelve".