22252553730 has 96 divisors (see below), whose sum is σ = 64459369728. Its totient is φ = 5279769600.

The previous prime is 22252553711. The next prime is 22252553749. The reversal of 22252553730 is 3735525222.

22252553730 is a `hidden beast` number, since 2 + 22 + 52 + 553 + 7 + 30 = 666.

It is an interprime number because it is at equal distance from previous prime (22252553711) and next prime (22252553749).

It is a super-2 number, since 2×22252553730² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 192591 + ... + 285650.

It is an arithmetic number, because the mean of its divisors is an integer number (671451768).

Almost surely, 2^22252553730 is an apocalyptic number.

22252553730 is an abundant number, since it is smaller than the sum of its proper divisors (42206815998).

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

22252553730 is a wasteful number, since it uses less digits than its factorization.

22252553730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478312 (or 478309 counting only the distinct ones).

The product of its (nonzero) digits is 126000, while the sum is 36.

The spelling of 22252553730 in words is "twenty-two billion, two hundred fifty-two million, five hundred fifty-three thousand, seven hundred thirty".