72110646315 has 12 divisors (see below), whose sum is σ = 124991787024. Its totient is φ = 38459011344.

The previous prime is 72110646271. The next prime is 72110646379. The reversal of 72110646315 is 51364601127.

72110646315 is a `hidden beast` number, since 7 + 2 + 1 + 1 + 0 + 646 + 3 + 1 + 5 = 666.

It is not a de Polignac number, because 72110646315 - 2¹⁰ = 72110645291 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 72110646315.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 801229359 + ... + 801229448.

It is an arithmetic number, because the mean of its divisors is an integer number (10415982252).

Almost surely, 2^72110646315 is an apocalyptic number.

72110646315 is a deficient number, since it is larger than the sum of its proper divisors (52881140709).

72110646315 is a wasteful number, since it uses less digits than its factorization.

72110646315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1602458818 (or 1602458815 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The spelling of 72110646315 in words is "seventy-two billion, one hundred ten million, six hundred forty-six thousand, three hundred fifteen".