26959007497 has 2 divisors, whose sum is σ = 26959007498. Its totient is φ = 26959007496.

The previous prime is 26959007483. The next prime is 26959007513. The reversal of 26959007497 is 79470095962.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14336709696 + 12622297801 = 119736^2 + 112349^2 .

It is a cyclic number.

It is not a de Polignac number, because 26959007497 - 2²³ = 26950618889 is a prime.

It is not a weakly prime, because it can be changed into another prime (26959007407) 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, 13479503748 + 13479503749.

It is an arithmetic number, because the mean of its divisors is an integer number (13479503749).

Almost surely, 2^26959007497 is an apocalyptic number.

It is an amenable number.

26959007497 is a deficient number, since it is larger than the sum of its proper divisors (1).

26959007497 is an equidigital number, since it uses as much as digits as its factorization.

26959007497 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8573040, while the sum is 58.

The spelling of 26959007497 in words is "twenty-six billion, nine hundred fifty-nine million, seven thousand, four hundred ninety-seven".