22452454442232 has 96 divisors (see below), whose sum is σ = 61612691212800. Its totient is φ = 7385411519808.

The previous prime is 22452454442227. The next prime is 22452454442273. The reversal of 22452454442232 is 23224445425422.

22452454442232 is a `hidden beast` number, since 2 + 2 + 4 + 52 + 4 + 544 + 4 + 22 + 32 = 666.

It is a super-3 number, since 3×22452454442232³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

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, 2980519 + ... + 7334057.

It is an arithmetic number, because the mean of its divisors is an integer number (641798866800).

Almost surely, 2^{22452454442232} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22452454442232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30806345606400).

22452454442232 is an abundant number, since it is smaller than the sum of its proper divisors (39160236770568).

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

22452454442232 is a wasteful number, since it uses less digits than its factorization.

22452454442232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4354497 (or 4354490 counting only the distinct ones).

The product of its digits is 4915200, while the sum is 45.

Adding to 22452454442232 its reverse (23224445425422), we get a palindrome (45676899867654).

The spelling of 22452454442232 in words is "twenty-two trillion, four hundred fifty-two billion, four hundred fifty-four million, four hundred forty-two thousand, two hundred thirty-two".