11112642158 has 16 divisors (see below), whose sum is σ = 16834197600. Its totient is φ = 5501346816.

The previous prime is 11112642143. The next prime is 11112642169. The reversal of 11112642158 is 85124621111.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 193118 + ... + 243966.

It is an arithmetic number, because the mean of its divisors is an integer number (1052137350).

Almost surely, 2^11112642158 is an apocalyptic number.

11112642158 is a deficient number, since it is larger than the sum of its proper divisors (5721555442).

11112642158 is a wasteful number, since it uses less digits than its factorization.

11112642158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51931.

The product of its digits is 3840, while the sum is 32.

The spelling of 11112642158 in words is "eleven billion, one hundred twelve million, six hundred forty-two thousand, one hundred fifty-eight".