972232012766 has 32 divisors (see below), whose sum is σ = 1766406398400. Its totient is φ = 391786868736.

The previous prime is 972232012747. The next prime is 972232012849. The reversal of 972232012766 is 667210232279.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 972232012766.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1697435 + ... + 2196758.

It is an arithmetic number, because the mean of its divisors is an integer number (55200199950).

Almost surely, 2^972232012766 is an apocalyptic number.

972232012766 is a deficient number, since it is larger than the sum of its proper divisors (794174385634).

972232012766 is a wasteful number, since it uses less digits than its factorization.

972232012766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3895268.

The product of its (nonzero) digits is 762048, while the sum is 47.

The spelling of 972232012766 in words is "nine hundred seventy-two billion, two hundred thirty-two million, twelve thousand, seven hundred sixty-six".