91104149084 has 24 divisors (see below), whose sum is σ = 172104151968. Its totient is φ = 41948182080.

The previous prime is 91104149053. The next prime is 91104149113. The reversal of 91104149084 is 48094140119.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2058872 + ... + 2102655.

It is an arithmetic number, because the mean of its divisors is an integer number (7171006332).

Almost surely, 2^91104149084 is an apocalyptic number.

It is an amenable number.

91104149084 is a deficient number, since it is larger than the sum of its proper divisors (81000002884).

91104149084 is a wasteful number, since it uses less digits than its factorization.

91104149084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4161965 (or 4161963 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 41.

The spelling of 91104149084 in words is "ninety-one billion, one hundred four million, one hundred forty-nine thousand, eighty-four".