22252003005450 has 48 divisors (see below), whose sum is σ = 55555336418400. Its totient is φ = 5894042848320.

The previous prime is 22252003005373. The next prime is 22252003005487. The reversal of 22252003005450 is 5450030025222.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 497785324 + ... + 497830023.

It is an arithmetic number, because the mean of its divisors is an integer number (1157402842050).

Almost surely, 2^{22252003005450} is an apocalyptic number.

22252003005450 is an abundant number, since it is smaller than the sum of its proper divisors (33303333412950).

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

22252003005450 is a wasteful number, since it uses less digits than its factorization.

22252003005450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 995615511 (or 995615506 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 30.

The spelling of 22252003005450 in words is "twenty-two trillion, two hundred fifty-two billion, three million, five thousand, four hundred fifty".