26070464993 has 2 divisors, whose sum is σ = 26070464994. Its totient is φ = 26070464992.

The previous prime is 26070464963. The next prime is 26070465049. The reversal of 26070464993 is 39946407062.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25410591649 + 659873344 = 159407^2 + 25688^2 .

It is a cyclic number.

It is not a de Polignac number, because 26070464993 - 2²² = 26066270689 is a prime.

It is not a weakly prime, because it can be changed into another prime (26070464963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13035232496 + 13035232497.

It is an arithmetic number, because the mean of its divisors is an integer number (13035232497).

Almost surely, 2^26070464993 is an apocalyptic number.

It is an amenable number.

26070464993 is a deficient number, since it is larger than the sum of its proper divisors (1).

26070464993 is an equidigital number, since it uses as much as digits as its factorization.

26070464993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1959552, while the sum is 50.

The spelling of 26070464993 in words is "twenty-six billion, seventy million, four hundred sixty-four thousand, nine hundred ninety-three".