899688674371272 has 64 divisors (see below), whose sum is σ = 2250566121703680. Its totient is φ = 299717016356352.

The previous prime is 899688674371259. The next prime is 899688674371303. The reversal of 899688674371272 is 272173476886998.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 288945073 + ... + 292042175.

It is an arithmetic number, because the mean of its divisors is an integer number (35165095651620).

Almost surely, 2^{899688674371272} is an apocalyptic number.

It is an amenable number.

899688674371272 is an abundant number, since it is smaller than the sum of its proper divisors (1350877447332408).

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

899688674371272 is a wasteful number, since it uses less digits than its factorization.

899688674371272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3104342 (or 3104338 counting only the distinct ones).

The product of its digits is 24580620288, while the sum is 87.

The spelling of 899688674371272 in words is "eight hundred ninety-nine trillion, six hundred eighty-eight billion, six hundred seventy-four million, three hundred seventy-one thousand, two hundred seventy-two".