22551328823 has 2 divisors, whose sum is σ = 22551328824. Its totient is φ = 22551328822.

The previous prime is 22551328771. The next prime is 22551328879. The reversal of 22551328823 is 32882315522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22551328823 - 2¹⁸ = 22551066679 is a prime.

It is a super-3 number, since 3×22551328823³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22551327823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11275664411 + 11275664412.

It is an arithmetic number, because the mean of its divisors is an integer number (11275664412).

Almost surely, 2^22551328823 is an apocalyptic number.

22551328823 is a deficient number, since it is larger than the sum of its proper divisors (1).

22551328823 is an equidigital number, since it uses as much as digits as its factorization.

22551328823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 230400, while the sum is 41.

The spelling of 22551328823 in words is "twenty-two billion, five hundred fifty-one million, three hundred twenty-eight thousand, eight hundred twenty-three".