22452504521451 has 16 divisors (see below), whose sum is σ = 29967607735296. Its totient is φ = 14952871437696.

The previous prime is 22452504521437. The next prime is 22452504521471. The reversal of 22452504521451 is 15412540525422.

It is not a de Polignac number, because 22452504521451 - 2³⁷ = 22315065567979 is a prime.

It is a super-2 number, since 2×22452504521451² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22452504521471) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34736446 + ... + 35376908.

It is an arithmetic number, because the mean of its divisors is an integer number (1872975483456).

Almost surely, 2^{22452504521451} is an apocalyptic number.

22452504521451 is a deficient number, since it is larger than the sum of its proper divisors (7515103213845).

22452504521451 is a wasteful number, since it uses less digits than its factorization.

22452504521451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 652522.

The product of its (nonzero) digits is 640000, while the sum is 42.

The spelling of 22452504521451 in words is "twenty-two trillion, four hundred fifty-two billion, five hundred four million, five hundred twenty-one thousand, four hundred fifty-one".