36909710161 has 9 divisors (see below), whose sum is σ = 38588872539. Its totient is φ = 35300713536.

The previous prime is 36909710147. The next prime is 36909710171. The reversal of 36909710161 is 16101790963.

The square root of 36909710161 is 192119.

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., 24353163025 + 12556547136 = 156055^2 + 112056^2 .

It is not a de Polignac number, because 36909710161 - 2⁵ = 36909710129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36909710111) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 4414561 + ... + 4422913.

Almost surely, 2^36909710161 is an apocalyptic number.

36909710161 is the 192119-th square number.

36909710161 is the 96060-th centered octagonal number.

It is an amenable number.

36909710161 is a deficient number, since it is larger than the sum of its proper divisors (1679162378).

36909710161 is an frugal number, since it uses more digits than its factorization.

36909710161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16752 (or 8376 counting only the distinct ones).

The product of its (nonzero) digits is 61236, while the sum is 43.

The spelling of 36909710161 in words is "thirty-six billion, nine hundred nine million, seven hundred ten thousand, one hundred sixty-one".