26959007513 has 2 divisors, whose sum is σ = 26959007514. Its totient is φ = 26959007512.

The previous prime is 26959007497. The next prime is 26959007573. The reversal of 26959007513 is 31570095962.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14842061584 + 12116945929 = 121828^2 + 110077^2 .

It is a cyclic number.

It is not a de Polignac number, because 26959007513 - 2⁴ = 26959007497 is a prime.

It is not a weakly prime, because it can be changed into another prime (26959007573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13479503756 + 13479503757.

It is an arithmetic number, because the mean of its divisors is an integer number (13479503757).

Almost surely, 2^26959007513 is an apocalyptic number.

It is an amenable number.

26959007513 is a deficient number, since it is larger than the sum of its proper divisors (1).

26959007513 is an equidigital number, since it uses as much as digits as its factorization.

26959007513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 510300, while the sum is 47.

The spelling of 26959007513 in words is "twenty-six billion, nine hundred fifty-nine million, seven thousand, five hundred thirteen".