97881489348804 has 96 divisors (see below), whose sum is σ = 290106354182400. Its totient is φ = 27957738332160.

The previous prime is 97881489348779. The next prime is 97881489348847. The reversal of 97881489348804 is 40884398418879.

97881489348804 is a `hidden beast` number, since 9 + 7 + 8 + 8 + 1 + 48 + 93 + 488 + 0 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16929487 + ... + 21962934.

It is an arithmetic number, because the mean of its divisors is an integer number (3021941189400).

Almost surely, 2^{97881489348804} is an apocalyptic number.

It is an amenable number.

97881489348804 is an abundant number, since it is smaller than the sum of its proper divisors (192224864833596).

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

97881489348804 is a wasteful number, since it uses less digits than its factorization.

97881489348804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38895770 (or 38895762 counting only the distinct ones).

The product of its (nonzero) digits is 3567255552, while the sum is 81.

The spelling of 97881489348804 in words is "ninety-seven trillion, eight hundred eighty-one billion, four hundred eighty-nine million, three hundred forty-eight thousand, eight hundred four".