899676911169 has 27 divisors (see below), whose sum is σ = 1304364259107. Its totient is φ = 597563190000.

The previous prime is 899676911083. The next prime is 899676911173. The reversal of 899676911169 is 961119676998.

The square root of 899676911169 is 948513.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 4268923569 + 895407987600 = 65337^2 + 946260^2 .

It is not a de Polignac number, because 899676911169 - 2³⁵ = 865317172801 is a prime.

It is a super-2 number, since 2×899676911169² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 899676911097 and 899676911106.

It is not an unprimeable number, because it can be changed into a prime (899676911269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 1197971544 + ... + 1197972294.

Almost surely, 2^899676911169 is an apocalyptic number.

899676911169 is the 948513-rd square number.

899676911169 is the 474257-th centered octagonal number.

It is an amenable number.

899676911169 is a deficient number, since it is larger than the sum of its proper divisors (404687347938).

899676911169 is an frugal number, since it uses more digits than its factorization.

899676911169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2350 (or 1175 counting only the distinct ones).

The product of its digits is 79361856, while the sum is 72.

The spelling of 899676911169 in words is "eight hundred ninety-nine billion, six hundred seventy-six million, nine hundred eleven thousand, one hundred sixty-nine".