22501452507 has 8 divisors (see below), whose sum is σ = 30013104720. Its totient is φ = 14995384320.

The previous prime is 22501452497. The next prime is 22501452583. The reversal of 22501452507 is 70525410522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22501452507 - 2⁶ = 22501452443 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22501452007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1386594 + ... + 1402727.

It is an arithmetic number, because the mean of its divisors is an integer number (3751638090).

Almost surely, 2^22501452507 is an apocalyptic number.

22501452507 is a deficient number, since it is larger than the sum of its proper divisors (7511652213).

22501452507 is a wasteful number, since it uses less digits than its factorization.

22501452507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2792013.

The product of its (nonzero) digits is 28000, while the sum is 33.

The spelling of 22501452507 in words is "twenty-two billion, five hundred one million, four hundred fifty-two thousand, five hundred seven".