90895475813516 has 24 divisors (see below), whose sum is σ = 173528764368960. Its totient is φ = 41315878270800.

The previous prime is 90895475813497. The next prime is 90895475813609. The reversal of 90895475813516 is 61531857459809.

It is a self number, because there is not a number n which added to its sum of digits gives 90895475813516.

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, 1366655 + ... + 13552073.

It is an arithmetic number, because the mean of its divisors is an integer number (7230365182040).

Almost surely, 2^{90895475813516} is an apocalyptic number.

It is an amenable number.

90895475813516 is a deficient number, since it is larger than the sum of its proper divisors (82633288555444).

90895475813516 is a wasteful number, since it uses less digits than its factorization.

90895475813516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12354965 (or 12354963 counting only the distinct ones).

The product of its (nonzero) digits is 326592000, while the sum is 71.

The spelling of 90895475813516 in words is "ninety trillion, eight hundred ninety-five billion, four hundred seventy-five million, eight hundred thirteen thousand, five hundred sixteen".