22552207507 has 2 divisors, whose sum is σ = 22552207508. Its totient is φ = 22552207506.

The previous prime is 22552207387. The next prime is 22552207511. The reversal of 22552207507 is 70570225522.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22552207507 is a prime.

It is not a weakly prime, because it can be changed into another prime (22552207597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11276103753 + 11276103754.

It is an arithmetic number, because the mean of its divisors is an integer number (11276103754).

Almost surely, 2^22552207507 is an apocalyptic number.

22552207507 is a deficient number, since it is larger than the sum of its proper divisors (1).

22552207507 is an equidigital number, since it uses as much as digits as its factorization.

22552207507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 98000, while the sum is 37.

The spelling of 22552207507 in words is "twenty-two billion, five hundred fifty-two million, two hundred seven thousand, five hundred seven".