84512632712 has 16 divisors (see below), whose sum is σ = 167782432860. Its totient is φ = 39770650624.

The previous prime is 84512632657. The next prime is 84512632751. The reversal of 84512632712 is 21723621548.

It can be written as a sum of positive squares in 2 ways, for example, as 74019908356 + 10492724356 = 272066^2 + 102434^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 84512632712.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 310708073 + ... + 310708344.

Almost surely, 2^84512632712 is an apocalyptic number.

It is an amenable number.

84512632712 is a deficient number, since it is larger than the sum of its proper divisors (83269800148).

84512632712 is a wasteful number, since it uses less digits than its factorization.

84512632712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 621416440 (or 621416436 counting only the distinct ones).

The product of its digits is 161280, while the sum is 41.

The spelling of 84512632712 in words is "eighty-four billion, five hundred twelve million, six hundred thirty-two thousand, seven hundred twelve".