11536904394 has 12 divisors (see below), whose sum is σ = 24996626226. Its totient is φ = 3845634792.

The previous prime is 11536904389. The next prime is 11536904411. The reversal of 11536904394 is 49340963511.

11536904394 is a `hidden beast` number, since 1 + 153 + 69 + 0 + 439 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 7869996369 + 3666908025 = 88713^2 + 60555^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 320469549 + ... + 320469584.

Almost surely, 2^11536904394 is an apocalyptic number.

11536904394 is an abundant number, since it is smaller than the sum of its proper divisors (13459721832).

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

11536904394 is a wasteful number, since it uses less digits than its factorization.

11536904394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 640939141 (or 640939138 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 45.

The spelling of 11536904394 in words is "eleven billion, five hundred thirty-six million, nine hundred four thousand, three hundred ninety-four".