22646243154 has 16 divisors (see below), whose sum is σ = 46397181600. Its totient is φ = 7364631840.

The previous prime is 22646243117. The next prime is 22646243177. The reversal of 22646243154 is 45134264622.

It is a happy number.

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, 46028704 + ... + 46029195.

It is an arithmetic number, because the mean of its divisors is an integer number (2899823850).

Almost surely, 2^22646243154 is an apocalyptic number.

22646243154 is an abundant number, since it is smaller than the sum of its proper divisors (23750938446).

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

22646243154 is a wasteful number, since it uses less digits than its factorization.

22646243154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92057945.

The product of its digits is 276480, while the sum is 39.

The spelling of 22646243154 in words is "twenty-two billion, six hundred forty-six million, two hundred forty-three thousand, one hundred fifty-four".