972747504612 has 120 divisors (see below), whose sum is σ = 2765681704632. Its totient is φ = 296343360000.

The previous prime is 972747504601. The next prime is 972747504637. The reversal of 972747504612 is 216405747279.

972747504612 is a `hidden beast` number, since 9 + 7 + 2 + 74 + 7 + 504 + 61 + 2 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 31703939136 + 941043565476 = 178056^2 + 970074^2 .

It is a super-2 number, since 2×972747504612² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 717889 + ... + 1568712.

Almost surely, 2^972747504612 is an apocalyptic number.

It is an amenable number.

972747504612 is an abundant number, since it is smaller than the sum of its proper divisors (1792934200020).

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

972747504612 is a wasteful number, since it uses less digits than its factorization.

972747504612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2286731 (or 2286720 counting only the distinct ones).

The product of its (nonzero) digits is 5927040, while the sum is 54.

The spelling of 972747504612 in words is "nine hundred seventy-two billion, seven hundred forty-seven million, five hundred four thousand, six hundred twelve".