15797207012 has 48 divisors (see below), whose sum is σ = 30145348800. Its totient is φ = 7218224640.

The previous prime is 15797206991. The next prime is 15797207029. The reversal of 15797207012 is 21070279751.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 248843 + ... + 305805.

It is an arithmetic number, because the mean of its divisors is an integer number (628028100).

Almost surely, 2^15797207012 is an apocalyptic number.

It is an amenable number.

15797207012 is a deficient number, since it is larger than the sum of its proper divisors (14348141788).

15797207012 is a wasteful number, since it uses less digits than its factorization.

15797207012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57116 (or 57114 counting only the distinct ones).

The product of its (nonzero) digits is 61740, while the sum is 41.

The spelling of 15797207012 in words is "fifteen billion, seven hundred ninety-seven million, two hundred seven thousand, twelve".