22455066144 has 72 divisors (see below), whose sum is σ = 68568162768. Its totient is φ = 6415731840.

The previous prime is 22455066133. The next prime is 22455066173. The reversal of 22455066144 is 44166055422.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2382102 + ... + 2391509.

It is an arithmetic number, because the mean of its divisors is an integer number (952335594).

Almost surely, 2^22455066144 is an apocalyptic number.

22455066144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22455066144 is an abundant number, since it is smaller than the sum of its proper divisors (46113096624).

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

22455066144 is a wasteful number, since it uses less digits than its factorization.

22455066144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4773638 (or 4773623 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 39.

The spelling of 22455066144 in words is "twenty-two billion, four hundred fifty-five million, sixty-six thousand, one hundred forty-four".