11422555878 has 32 divisors (see below), whose sum is σ = 23244952320. Its totient is φ = 3740948960.

The previous prime is 11422555853. The next prime is 11422555883. The reversal of 11422555878 is 87855522411.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 731068 + ... + 746528.

It is an arithmetic number, because the mean of its divisors is an integer number (726404760).

Almost surely, 2^11422555878 is an apocalyptic number.

11422555878 is an abundant number, since it is smaller than the sum of its proper divisors (11822396442).

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

11422555878 is a wasteful number, since it uses less digits than its factorization.

11422555878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17612.

The product of its digits is 896000, while the sum is 48.

The spelling of 11422555878 in words is "eleven billion, four hundred twenty-two million, five hundred fifty-five thousand, eight hundred seventy-eight".