59991120972 has 36 divisors (see below), whose sum is σ = 151654315176. Its totient is φ = 19995709440.

The previous prime is 59991120953. The next prime is 59991121009. The reversal of 59991120972 is 27902119995.

It is a tau number, because it is divible by the number of its divisors (36).

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, 598663 + ... + 691649.

It is an arithmetic number, because the mean of its divisors is an integer number (4212619866).

Almost surely, 2^59991120972 is an apocalyptic number.

It is an amenable number.

59991120972 is an abundant number, since it is smaller than the sum of its proper divisors (91663194204).

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

59991120972 is a wasteful number, since it uses less digits than its factorization.

59991120972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110918 (or 110913 counting only the distinct ones).

The product of its (nonzero) digits is 918540, while the sum is 54.

The spelling of 59991120972 in words is "fifty-nine billion, nine hundred ninety-one million, one hundred twenty thousand, nine hundred seventy-two".