22510255320457 has 2 divisors, whose sum is σ = 22510255320458. Its totient is φ = 22510255320456.

The previous prime is 22510255320407. The next prime is 22510255320463. The reversal of 22510255320457 is 75402355201522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22453676037961 + 56579282496 = 4738531^2 + 237864^2 .

It is a cyclic number.

It is not a de Polignac number, because 22510255320457 - 2²³ = 22510246931849 is a prime.

It is not a weakly prime, because it can be changed into another prime (22510255320407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11255127660228 + 11255127660229.

It is an arithmetic number, because the mean of its divisors is an integer number (11255127660229).

Almost surely, 2^{22510255320457} is an apocalyptic number.

It is an amenable number.

22510255320457 is a deficient number, since it is larger than the sum of its proper divisors (1).

22510255320457 is an equidigital number, since it uses as much as digits as its factorization.

22510255320457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 840000, while the sum is 43.

The spelling of 22510255320457 in words is "twenty-two trillion, five hundred ten billion, two hundred fifty-five million, three hundred twenty thousand, four hundred fifty-seven".