84715087136 has 12 divisors (see below), whose sum is σ = 166782827862. Its totient is φ = 42357543552.

The previous prime is 84715087103. The next prime is 84715087147. The reversal of 84715087136 is 63178051748.

It can be written as a sum of positive squares in only one way, i.e., 62722197136 + 21992890000 = 250444^2 + 148300^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1323673205 + ... + 1323673268.

Almost surely, 2^84715087136 is an apocalyptic number.

It is an amenable number.

84715087136 is a deficient number, since it is larger than the sum of its proper divisors (82067740726).

84715087136 is a wasteful number, since it uses less digits than its factorization.

84715087136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2647346483 (or 2647346475 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 50.

The spelling of 84715087136 in words is "eighty-four billion, seven hundred fifteen million, eighty-seven thousand, one hundred thirty-six".