22340855454 has 32 divisors (see below), whose sum is σ = 47297416320. Its totient is φ = 7022944992.

The previous prime is 22340855447. The next prime is 22340855491. The reversal of 22340855454 is 45455804322.

It is a super-2 number, since 2×22340855454² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1485492 + ... + 1500455.

It is an arithmetic number, because the mean of its divisors is an integer number (1478044260).

Almost surely, 2^22340855454 is an apocalyptic number.

22340855454 is an abundant number, since it is smaller than the sum of its proper divisors (24956560866).

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

22340855454 is a wasteful number, since it uses less digits than its factorization.

22340855454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2986024.

The product of its (nonzero) digits is 768000, while the sum is 42.

The spelling of 22340855454 in words is "twenty-two billion, three hundred forty million, eight hundred fifty-five thousand, four hundred fifty-four".