22455892368 has 720 divisors, whose sum is σ = 84195611136. Its totient is φ = 5436979200.

The previous prime is 22455892339. The next prime is 22455892373. The reversal of 22455892368 is 86329855422.

22455892368 is a `hidden beast` number, since 2 + 2 + 4 + 558 + 9 + 23 + 68 = 666.

Its product of digits (8294400) is a multiple of the sum of its prime divisors (192).

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 222335518 + ... + 222335618.

Almost surely, 2^22455892368 is an apocalyptic number.

22455892368 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22455892368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42097805568).

22455892368 is an abundant number, since it is smaller than the sum of its proper divisors (61739718768).

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

22455892368 is a wasteful number, since it uses less digits than its factorization.

22455892368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220 (or 192 counting only the distinct ones).

The product of its digits is 8294400, while the sum is 54.

The spelling of 22455892368 in words is "twenty-two billion, four hundred fifty-five million, eight hundred ninety-two thousand, three hundred sixty-eight".