22553452454 has 32 divisors (see below), whose sum is σ = 37079562240. Its totient is φ = 10224693792.

The previous prime is 22553452451. The next prime is 22553452459. The reversal of 22553452454 is 45425435522.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22553452451) 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, 2183867 + ... + 2194169.

It is an arithmetic number, because the mean of its divisors is an integer number (1158736320).

Almost surely, 2^22553452454 is an apocalyptic number.

22553452454 is a deficient number, since it is larger than the sum of its proper divisors (14526109786).

22553452454 is a wasteful number, since it uses less digits than its factorization.

22553452454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11804.

The product of its digits is 960000, while the sum is 41.

Adding to 22553452454 its reverse (45425435522), we get a palindrome (67978887976).

The spelling of 22553452454 in words is "twenty-two billion, five hundred fifty-three million, four hundred fifty-two thousand, four hundred fifty-four".