22153452455 has 16 divisors (see below), whose sum is σ = 28210152960. Its totient is φ = 16664876448.

The previous prime is 22153452449. The next prime is 22153452511. The reversal of 22153452455 is 55425435122.

It is a cyclic number.

It is not a de Polignac number, because 22153452455 - 2²⁸ = 21885016999 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1625747 + ... + 1639316.

It is an arithmetic number, because the mean of its divisors is an integer number (1763134560).

Almost surely, 2^22153452455 is an apocalyptic number.

22153452455 is a deficient number, since it is larger than the sum of its proper divisors (6056700505).

22153452455 is a wasteful number, since it uses less digits than its factorization.

22153452455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3265150.

The product of its digits is 240000, while the sum is 38.

Adding to 22153452455 its reverse (55425435122), we get a palindrome (77578887577).

The spelling of 22153452455 in words is "twenty-two billion, one hundred fifty-three million, four hundred fifty-two thousand, four hundred fifty-five".