22528998768627 has 112 divisors (see below), whose sum is σ = 36733786558560. Its totient is φ = 13727897957376.

The previous prime is 22528998768623. The next prime is 22528998768673. The reversal of 22528998768627 is 72686789982522.

It is a happy number.

22528998768627 is a `hidden beast` number, since 2 + 2 + 528 + 9 + 9 + 8 + 7 + 6 + 86 + 2 + 7 = 666.

It is not a de Polignac number, because 22528998768627 - 2² = 22528998768623 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (81).

It is not an unprimeable number, because it can be changed into a prime (22528998768623) by changing a digit.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 2937667149 + ... + 2937674817.

It is an arithmetic number, because the mean of its divisors is an integer number (327980237130).

Almost surely, 2^{22528998768627} is an apocalyptic number.

22528998768627 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

22528998768627 is a deficient number, since it is larger than the sum of its proper divisors (14204787789933).

22528998768627 is a wasteful number, since it uses less digits than its factorization.

22528998768627 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10704 (or 10689 counting only the distinct ones).

The product of its digits is 5852528640, while the sum is 81.

The spelling of 22528998768627 in words is "twenty-two trillion, five hundred twenty-eight billion, nine hundred ninety-eight million, seven hundred sixty-eight thousand, six hundred twenty-seven".