22555145451 has 8 divisors (see below), whose sum is σ = 30092109120. Its totient is φ = 15027472712.

The previous prime is 22555145413. The next prime is 22555145491. The reversal of 22555145451 is 15454155522.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22555145451 - 2¹⁰ = 22555144427 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22555145411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2317065 + ... + 2326778.

It is an arithmetic number, because the mean of its divisors is an integer number (3761513640).

Almost surely, 2^22555145451 is an apocalyptic number.

22555145451 is a deficient number, since it is larger than the sum of its proper divisors (7536963669).

22555145451 is a wasteful number, since it uses less digits than its factorization.

22555145451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4645465.

The product of its digits is 200000, while the sum is 39.

The spelling of 22555145451 in words is "twenty-two billion, five hundred fifty-five million, one hundred forty-five thousand, four hundred fifty-one".