26894794739 has 2 divisors, whose sum is σ = 26894794740. Its totient is φ = 26894794738.

The previous prime is 26894794679. The next prime is 26894794741. The reversal of 26894794739 is 93749749862.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26894794739 - 2²⁰ = 26893746163 is a prime.

Together with 26894794741, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (26894794639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13447397369 + 13447397370.

It is an arithmetic number, because the mean of its divisors is an integer number (13447397370).

Almost surely, 2^26894794739 is an apocalyptic number.

26894794739 is a deficient number, since it is larger than the sum of its proper divisors (1).

26894794739 is an equidigital number, since it uses as much as digits as its factorization.

26894794739 is an evil number, because the sum of its binary digits is even.

The product of its digits is 164602368, while the sum is 68.

The spelling of 26894794739 in words is "twenty-six billion, eight hundred ninety-four million, seven hundred ninety-four thousand, seven hundred thirty-nine".