26414136457 has 2 divisors, whose sum is σ = 26414136458. Its totient is φ = 26414136456.

The previous prime is 26414136451. The next prime is 26414136479. The reversal of 26414136457 is 75463141462.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22601814921 + 3812321536 = 150339^2 + 61744^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26414136457 is a prime.

It is not a weakly prime, because it can be changed into another prime (26414136451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13207068228 + 13207068229.

It is an arithmetic number, because the mean of its divisors is an integer number (13207068229).

Almost surely, 2^26414136457 is an apocalyptic number.

It is an amenable number.

26414136457 is a deficient number, since it is larger than the sum of its proper divisors (1).

26414136457 is an equidigital number, since it uses as much as digits as its factorization.

26414136457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 483840, while the sum is 43.

The spelling of 26414136457 in words is "twenty-six billion, four hundred fourteen million, one hundred thirty-six thousand, four hundred fifty-seven".