36155531564 has 12 divisors (see below), whose sum is σ = 63280588224. Its totient is φ = 18075363504.

The previous prime is 36155531561. The next prime is 36155531593. The reversal of 36155531564 is 46513555163.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (36155531561) 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, 566492 + ... + 627075.

It is an arithmetic number, because the mean of its divisors is an integer number (5273382352).

Almost surely, 2^36155531564 is an apocalyptic number.

It is an amenable number.

36155531564 is a deficient number, since it is larger than the sum of its proper divisors (27125056660).

36155531564 is a wasteful number, since it uses less digits than its factorization.

36155531564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1201144 (or 1201142 counting only the distinct ones).

The product of its digits is 810000, while the sum is 44.

The spelling of 36155531564 in words is "thirty-six billion, one hundred fifty-five million, five hundred thirty-one thousand, five hundred sixty-four".