899811113924 has 12 divisors (see below), whose sum is σ = 1581606320784. Its totient is φ = 447923593704.

The previous prime is 899811113921. The next prime is 899811113933. The reversal of 899811113924 is 429311118998.

It is a happy number.

It is a super-2 number, since 2×899811113924² (a number of 25 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (56) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 899811113924.

It is not an unprimeable number, because it can be changed into a prime (899811113921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 495489794 + ... + 495491609.

It is an arithmetic number, because the mean of its divisors is an integer number (131800526732).

Almost surely, 2^899811113924 is an apocalyptic number.

It is an amenable number.

899811113924 is a deficient number, since it is larger than the sum of its proper divisors (681795206860).

899811113924 is a wasteful number, since it uses less digits than its factorization.

899811113924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 990981634 (or 990981632 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 56.

The spelling of 899811113924 in words is "eight hundred ninety-nine billion, eight hundred eleven million, one hundred thirteen thousand, nine hundred twenty-four".