26046356893 has 2 divisors, whose sum is σ = 26046356894. Its totient is φ = 26046356892.

The previous prime is 26046356879. The next prime is 26046356909. The reversal of 26046356893 is 39865364062.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25740351844 + 306005049 = 160438^2 + 17493^2 .

It is a cyclic number.

It is not a de Polignac number, because 26046356893 - 2⁹ = 26046356381 is a prime.

It is a super-2 number, since 2×26046356893² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 26046356893.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26046356993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13023178446 + 13023178447.

It is an arithmetic number, because the mean of its divisors is an integer number (13023178447).

Almost surely, 2^26046356893 is an apocalyptic number.

It is an amenable number.

26046356893 is a deficient number, since it is larger than the sum of its proper divisors (1).

26046356893 is an equidigital number, since it uses as much as digits as its factorization.

26046356893 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5598720, while the sum is 52.

The spelling of 26046356893 in words is "twenty-six billion, forty-six million, three hundred fifty-six thousand, eight hundred ninety-three".