11572664194 has 32 divisors (see below), whose sum is σ = 22101649920. Its totient is φ = 4420325952.

The previous prime is 11572664161. The next prime is 11572664197. The reversal of 11572664194 is 49146627511.

It is not an unprimeable number, because it can be changed into a prime (11572664197) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1091034 + ... + 1101589.

It is an arithmetic number, because the mean of its divisors is an integer number (690676560).

Almost surely, 2^11572664194 is an apocalyptic number.

11572664194 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

11572664194 is a deficient number, since it is larger than the sum of its proper divisors (10528985726).

11572664194 is a wasteful number, since it uses less digits than its factorization.

11572664194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2192674.

The product of its digits is 362880, while the sum is 46.

The spelling of 11572664194 in words is "eleven billion, five hundred seventy-two million, six hundred sixty-four thousand, one hundred ninety-four".