22404268660144 has 30 divisors (see below), whose sum is σ = 50495335106964. Its totient is φ = 9601829425440.

The previous prime is 22404268660127. The next prime is 22404268660217. The reversal of 22404268660144 is 44106686240422.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14288435862 + ... + 14288437429.

Almost surely, 2^{22404268660144} is an apocalyptic number.

It is an amenable number.

22404268660144 is an abundant number, since it is smaller than the sum of its proper divisors (28091066446820).

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

22404268660144 is a wasteful number, since it uses less digits than its factorization.

22404268660144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28576873313 (or 28576873300 counting only the distinct ones).

The product of its (nonzero) digits is 3538944, while the sum is 49.

The spelling of 22404268660144 in words is "twenty-two trillion, four hundred four billion, two hundred sixty-eight million, six hundred sixty thousand, one hundred forty-four".