11422865838 has 16 divisors (see below), whose sum is σ = 22865090256. Its totient is φ = 3804395520.

The previous prime is 11422865813. The next prime is 11422865851. The reversal of 11422865838 is 83856822411.

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, 798931 + ... + 813102.

It is an arithmetic number, because the mean of its divisors is an integer number (1429068141).

Almost surely, 2^11422865838 is an apocalyptic number.

11422865838 is an abundant number, since it is smaller than the sum of its proper divisors (11442224418).

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

11422865838 is a wasteful number, since it uses less digits than its factorization.

11422865838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1613219.

The product of its digits is 737280, while the sum is 48.

The spelling of 11422865838 in words is "eleven billion, four hundred twenty-two million, eight hundred sixty-five thousand, eight hundred thirty-eight".