5899161636 has 135 divisors (see below), whose sum is σ = 16447614337. Its totient is φ = 1843344000.

The previous prime is 5899161613. The next prime is 5899161691. The reversal of 5899161636 is 6361619985.

The square root of 5899161636 is 76806.

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

5899161636 is a `hidden beast` number, since 589 + 9 + 16 + 16 + 36 = 666.

It can be written as a sum of positive squares in only one way, i.e., 4592772900 + 1306388736 = 67770^2 + 36144^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 23502511 + ... + 23502761.

Almost surely, 2^5899161636 is an apocalyptic number.

5899161636 is the 76806-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5899161636

5899161636 is an abundant number, since it is smaller than the sum of its proper divisors (10548452701).

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

5899161636 is a wasteful number, since it uses less digits than its factorization.

5899161636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 552 (or 273 counting only the distinct ones).

The product of its digits is 2099520, while the sum is 54.

The cubic root of 5899161636 is about 1806.8832778292.

The spelling of 5899161636 in words is "five billion, eight hundred ninety-nine million, one hundred sixty-one thousand, six hundred thirty-six".