22554845507 has 2 divisors, whose sum is σ = 22554845508. Its totient is φ = 22554845506.

The previous prime is 22554845501. The next prime is 22554845597. The reversal of 22554845507 is 70554845522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22554845507 - 2¹² = 22554841411 is a prime.

It is not a weakly prime, because it can be changed into another prime (22554845501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11277422753 + 11277422754.

It is an arithmetic number, because the mean of its divisors is an integer number (11277422754).

Almost surely, 2^22554845507 is an apocalyptic number.

22554845507 is a deficient number, since it is larger than the sum of its proper divisors (1).

22554845507 is an equidigital number, since it uses as much as digits as its factorization.

22554845507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2240000, while the sum is 47.

The spelling of 22554845507 in words is "twenty-two billion, five hundred fifty-four million, eight hundred forty-five thousand, five hundred seven".