26482662257 has 2 divisors, whose sum is σ = 26482662258. Its totient is φ = 26482662256.

The previous prime is 26482662229. The next prime is 26482662263. The reversal of 26482662257 is 75226628462.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15011395441 + 11471266816 = 122521^2 + 107104^2 .

It is a cyclic number.

It is not a de Polignac number, because 26482662257 - 2²⁰ = 26481613681 is a prime.

It is not a weakly prime, because it can be changed into another prime (26482662287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13241331128 + 13241331129.

It is an arithmetic number, because the mean of its divisors is an integer number (13241331129).

Almost surely, 2^26482662257 is an apocalyptic number.

It is an amenable number.

26482662257 is a deficient number, since it is larger than the sum of its proper divisors (1).

26482662257 is an equidigital number, since it uses as much as digits as its factorization.

26482662257 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3870720, while the sum is 50.

The spelling of 26482662257 in words is "twenty-six billion, four hundred eighty-two million, six hundred sixty-two thousand, two hundred fifty-seven".