215072963712 has 96 divisors (see below), whose sum is σ = 627611924160. Its totient is φ = 70681228800.

The previous prime is 215072963701. The next prime is 215072963731. The reversal of 215072963712 is 217369270512.

It is a happy number.

215072963712 is a `hidden beast` number, since 2 + 1 + 5 + 0 + 7 + 2 + 9 + 637 + 1 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

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, 1232964 + ... + 1396547.

It is an arithmetic number, because the mean of its divisors is an integer number (6537624210).

Almost surely, 2^215072963712 is an apocalyptic number.

It is an amenable number.

215072963712 is an abundant number, since it is smaller than the sum of its proper divisors (412538960448).

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

215072963712 is a wasteful number, since it uses less digits than its factorization.

215072963712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2629602 (or 2629587 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 45.

The spelling of 215072963712 in words is "two hundred fifteen billion, seventy-two million, nine hundred sixty-three thousand, seven hundred twelve".