22245473634444 has 36 divisors (see below), whose sum is σ = 56286689040400. Its totient is φ = 7407895223520.

The previous prime is 22245473634403. The next prime is 22245473634451. The reversal of 22245473634444 is 44443637454222.

It is a happy number.

22245473634444 is a `hidden beast` number, since 2 + 2 + 24 + 54 + 73 + 63 + 4 + 444 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×22245473634444² (a number of 27 digits) contains 22 as substring.

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, 302573344 + ... + 302646855.

Almost surely, 2^{22245473634444} is an apocalyptic number.

It is an amenable number.

22245473634444 is an abundant number, since it is smaller than the sum of its proper divisors (34041215405956).

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

22245473634444 is a wasteful number, since it uses less digits than its factorization.

22245473634444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605221230 (or 605221225 counting only the distinct ones).

The product of its digits is 61931520, while the sum is 54.

The spelling of 22245473634444 in words is "twenty-two trillion, two hundred forty-five billion, four hundred seventy-three million, six hundred thirty-four thousand, four hundred forty-four".