84316065734884 has 81 divisors (see below), whose sum is σ = 151249296849777. Its totient is φ = 41127650684928.

The previous prime is 84316065734801. The next prime is 84316065734899. The reversal of 84316065734884 is 48843756061348.

The square root of 84316065734884 is 9182378.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 13 ways, for example, as 2915972894884 + 81400092840000 = 1707622^2 + 9022200^2 .

It is a Duffinian 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 26 ways as a sum of consecutive naturals, for example, 146128363204 + ... + 146128363780.

Almost surely, 2^{84316065734884} is an apocalyptic number.

84316065734884 is the 9182378-th square number.

It is an amenable number.

84316065734884 is a deficient number, since it is larger than the sum of its proper divisors (66933231114893).

84316065734884 is an frugal number, since it uses more digits than its factorization.

84316065734884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1522 (or 761 counting only the distinct ones).

The product of its (nonzero) digits is 371589120, while the sum is 67.

The spelling of 84316065734884 in words is "eighty-four trillion, three hundred sixteen billion, sixty-five million, seven hundred thirty-four thousand, eight hundred eighty-four".