84709324624 has 10 divisors (see below), whose sum is σ = 164124316490. Its totient is φ = 42354662304.

The previous prime is 84709324621. The next prime is 84709324627. The reversal of 84709324624 is 42642390748.

It is an interprime number because it is at equal distance from previous prime (84709324621) and next prime (84709324627).

It can be written as a sum of positive squares in only one way, i.e., 52248816400 + 32460508224 = 228580^2 + 180168^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84709324621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2647166379 + ... + 2647166410.

It is an arithmetic number, because the mean of its divisors is an integer number (16412431649).

Almost surely, 2^84709324624 is an apocalyptic number.

It is an amenable number.

84709324624 is a deficient number, since it is larger than the sum of its proper divisors (79414991866).

84709324624 is a wasteful number, since it uses less digits than its factorization.

84709324624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5294332797 (or 5294332791 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 49.

The spelling of 84709324624 in words is "eighty-four billion, seven hundred nine million, three hundred twenty-four thousand, six hundred twenty-four".