26744677451 has 2 divisors, whose sum is σ = 26744677452. Its totient is φ = 26744677450.

The previous prime is 26744677441. The next prime is 26744677471. The reversal of 26744677451 is 15477644762.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26744677451 - 2¹⁸ = 26744415307 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 26744677393 and 26744677402.

It is not a weakly prime, because it can be changed into another prime (26744677441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13372338725 + 13372338726.

It is an arithmetic number, because the mean of its divisors is an integer number (13372338726).

Almost surely, 2^26744677451 is an apocalyptic number.

26744677451 is a deficient number, since it is larger than the sum of its proper divisors (1).

26744677451 is an equidigital number, since it uses as much as digits as its factorization.

26744677451 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7902720, while the sum is 53.

The spelling of 26744677451 in words is "twenty-six billion, seven hundred forty-four million, six hundred seventy-seven thousand, four hundred fifty-one".