26257670224453 has 2 divisors, whose sum is σ = 26257670224454. Its totient is φ = 26257670224452.

The previous prime is 26257670224421. The next prime is 26257670224469. The reversal of 26257670224453 is 35442207675262.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23841364748644 + 2416305475809 = 4882762^2 + 1554447^2 .

It is a cyclic number.

It is not a de Polignac number, because 26257670224453 - 2⁵ = 26257670224421 is a prime.

It is a super-2 number, since 2×26257670224453² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 26257670224394 and 26257670224403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26257670224483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13128835112226 + 13128835112227.

It is an arithmetic number, because the mean of its divisors is an integer number (13128835112227).

Almost surely, 2^{26257670224453} is an apocalyptic number.

It is an amenable number.

26257670224453 is a deficient number, since it is larger than the sum of its proper divisors (1).

26257670224453 is an equidigital number, since it uses as much as digits as its factorization.

26257670224453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 33868800, while the sum is 55.

The spelling of 26257670224453 in words is "twenty-six trillion, two hundred fifty-seven billion, six hundred seventy million, two hundred twenty-four thousand, four hundred fifty-three".