22515454266 has 16 divisors (see below), whose sum is σ = 45045627744. Its totient is φ = 7502698224.

The previous prime is 22515454231. The next prime is 22515454277. The reversal of 22515454266 is 66245451522.

It is a happy number.

22515454266 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 593365 + ... + 630168.

It is an arithmetic number, because the mean of its divisors is an integer number (2815351734).

Almost surely, 2^22515454266 is an apocalyptic number.

22515454266 is an abundant number, since it is smaller than the sum of its proper divisors (22530173478).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22515454266 is a wasteful number, since it uses less digits than its factorization.

22515454266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1226605.

The product of its digits is 576000, while the sum is 42.

The spelling of 22515454266 in words is "twenty-two billion, five hundred fifteen million, four hundred fifty-four thousand, two hundred sixty-six".