36139150609 has 9 divisors (see below), whose sum is σ = 37007512059. Its totient is φ = 35290720920.

The previous prime is 36139150601. The next prime is 36139150627. The reversal of 36139150609 is 90605193163.

The square root of 36139150609 is 190103.

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., 30014523009 + 6124627600 = 173247^2 + 78260^2 .

It is not a de Polignac number, because 36139150609 - 2³ = 36139150601 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36139150601) 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, 8172219 + ... + 8176639.

Almost surely, 2^36139150609 is an apocalyptic number.

36139150609 is the 190103-rd square number.

36139150609 is the 95052-nd centered octagonal number.

It is an amenable number.

36139150609 is a deficient number, since it is larger than the sum of its proper divisors (868361450).

36139150609 is an frugal number, since it uses more digits than its factorization.

36139150609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8928 (or 4464 counting only the distinct ones).

The product of its (nonzero) digits is 131220, while the sum is 43.

The spelling of 36139150609 in words is "thirty-six billion, one hundred thirty-nine million, one hundred fifty thousand, six hundred nine".