22146454616 has 64 divisors (see below), whose sum is σ = 49471430400. Its totient is φ = 9161308800.

The previous prime is 22146454607. The next prime is 22146454619. The reversal of 22146454616 is 61645464122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22146454619) 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, 55106 + ... + 217553.

It is an arithmetic number, because the mean of its divisors is an integer number (772991100).

Almost surely, 2^22146454616 is an apocalyptic number.

22146454616 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

22146454616 is an abundant number, since it is smaller than the sum of its proper divisors (27324975784).

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

22146454616 is a wasteful number, since it uses less digits than its factorization.

22146454616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272760 (or 272756 counting only the distinct ones).

The product of its digits is 276480, while the sum is 41.

The spelling of 22146454616 in words is "twenty-two billion, one hundred forty-six million, four hundred fifty-four thousand, six hundred sixteen".