22435877128 has 16 divisors (see below), whose sum is σ = 48076879680. Its totient is φ = 9615375888.

The previous prime is 22435877119. The next prime is 22435877147. The reversal of 22435877128 is 82177853422.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200320276 + ... + 200320387.

It is an arithmetic number, because the mean of its divisors is an integer number (3004804980).

Almost surely, 2^22435877128 is an apocalyptic number.

22435877128 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

22435877128 is an abundant number, since it is smaller than the sum of its proper divisors (25641002552).

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

22435877128 is a wasteful number, since it uses less digits than its factorization.

22435877128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400640676 (or 400640672 counting only the distinct ones).

The product of its digits is 1505280, while the sum is 49.

The spelling of 22435877128 in words is "twenty-two billion, four hundred thirty-five million, eight hundred seventy-seven thousand, one hundred twenty-eight".