22750255657 has 2 divisors, whose sum is σ = 22750255658. Its totient is φ = 22750255656.

The previous prime is 22750255651. The next prime is 22750255679. The reversal of 22750255657 is 75655205722.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18327473641 + 4422782016 = 135379^2 + 66504^2 .

It is a cyclic number.

It is not a de Polignac number, because 22750255657 - 2¹⁹ = 22749731369 is a prime.

It is not a weakly prime, because it can be changed into another prime (22750255651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11375127828 + 11375127829.

It is an arithmetic number, because the mean of its divisors is an integer number (11375127829).

Almost surely, 2^22750255657 is an apocalyptic number.

It is an amenable number.

22750255657 is a deficient number, since it is larger than the sum of its proper divisors (1).

22750255657 is an equidigital number, since it uses as much as digits as its factorization.

22750255657 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1470000, while the sum is 46.

The spelling of 22750255657 in words is "twenty-two billion, seven hundred fifty million, two hundred fifty-five thousand, six hundred fifty-seven".