84904960919880 has 64 divisors (see below), whose sum is σ = 256240121639040. Its totient is φ = 22505746122752.

The previous prime is 84904960919879. The next prime is 84904960919887. The reversal of 84904960919880 is 8891906940948.

It is not an unprimeable number, because it can be changed into a prime (84904960919887) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2118367209 + ... + 2118407288.

It is an arithmetic number, because the mean of its divisors is an integer number (4003751900610).

Almost surely, 2^{84904960919880} is an apocalyptic number.

It is an amenable number.

84904960919880 is an abundant number, since it is smaller than the sum of its proper divisors (171335160719160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84904960919880 is a wasteful number, since it uses less digits than its factorization.

84904960919880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4236774678 (or 4236774674 counting only the distinct ones).

The product of its (nonzero) digits is 322486272, while the sum is 75.

The spelling of 84904960919880 in words is "eighty-four trillion, nine hundred four billion, nine hundred sixty million, nine hundred nineteen thousand, eight hundred eighty".