22753521851 has 2 divisors, whose sum is σ = 22753521852. Its totient is φ = 22753521850.

The previous prime is 22753521809. The next prime is 22753521883. The reversal of 22753521851 is 15812535722.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22753521851 - 2¹⁰ = 22753520827 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22753521799 and 22753521808.

It is not a weakly prime, because it can be changed into another prime (22753421851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11376760925 + 11376760926.

It is an arithmetic number, because the mean of its divisors is an integer number (11376760926).

Almost surely, 2^22753521851 is an apocalyptic number.

22753521851 is a deficient number, since it is larger than the sum of its proper divisors (1).

22753521851 is an equidigital number, since it uses as much as digits as its factorization.

22753521851 is an evil number, because the sum of its binary digits is even.

The product of its digits is 168000, while the sum is 41.

The spelling of 22753521851 in words is "twenty-two billion, seven hundred fifty-three million, five hundred twenty-one thousand, eight hundred fifty-one".