22035427878 has 32 divisors (see below), whose sum is σ = 46524147840. Its totient is φ = 6938490240.

The previous prime is 22035427867. The next prime is 22035427891. The reversal of 22035427878 is 87872453022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 238963 + ... + 318078.

It is an arithmetic number, because the mean of its divisors is an integer number (1453879620).

Almost surely, 2^22035427878 is an apocalyptic number.

22035427878 is an abundant number, since it is smaller than the sum of its proper divisors (24488719962).

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

22035427878 is a wasteful number, since it uses less digits than its factorization.

22035427878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557412.

The product of its (nonzero) digits is 1505280, while the sum is 48.

The spelling of 22035427878 in words is "twenty-two billion, thirty-five million, four hundred twenty-seven thousand, eight hundred seventy-eight".