84725139799876 has 27 divisors (see below), whose sum is σ = 156483989405919. Its totient is φ = 40132795274568.

The previous prime is 84725139799837. The next prime is 84725139799897. The reversal of 84725139799876 is 67899793152748.

The square root of 84725139799876 is 9204626.

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

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 84725139799793 and 84725139799802.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 349654675 + ... + 349896901.

Almost surely, 2^{84725139799876} is an apocalyptic number.

84725139799876 is the 9204626-th square number.

It is an amenable number.

84725139799876 is a deficient number, since it is larger than the sum of its proper divisors (71758849606043).

84725139799876 is an frugal number, since it uses more digits than its factorization.

84725139799876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 484496 (or 242248 counting only the distinct ones).

The product of its digits is 11522165760, while the sum is 85.

The spelling of 84725139799876 in words is "eighty-four trillion, seven hundred twenty-five billion, one hundred thirty-nine million, seven hundred ninety-nine thousand, eight hundred seventy-six".