22479433555644 has 192 divisors, whose sum is σ = 68197588480000. Its totient is φ = 6341331421440.

The previous prime is 22479433555627. The next prime is 22479433555669. The reversal of 22479433555644 is 44655533497422.

It is a happy number.

22479433555644 is a `hidden beast` number, since 2 + 2 + 4 + 7 + 9 + 4 + 3 + 35 + 556 + 44 = 666.

It is a super-2 number, since 2×22479433555644² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 12764719 + ... + 14418630.

Almost surely, 2^{22479433555644} is an apocalyptic number.

It is an amenable number.

22479433555644 is an abundant number, since it is smaller than the sum of its proper divisors (45718154924356).

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

22479433555644 is a wasteful number, since it uses less digits than its factorization.

22479433555644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27183425 (or 27183417 counting only the distinct ones).

The product of its digits is 435456000, while the sum is 63.

The spelling of 22479433555644 in words is "twenty-two trillion, four hundred seventy-nine billion, four hundred thirty-three million, five hundred fifty-five thousand, six hundred forty-four".