26713580473 has 2 divisors, whose sum is σ = 26713580474. Its totient is φ = 26713580472.

The previous prime is 26713580459. The next prime is 26713580477. The reversal of 26713580473 is 37408531762.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23682747664 + 3030832809 = 153892^2 + 55053^2 .

It is a cyclic number.

It is not a de Polignac number, because 26713580473 - 2¹⁷ = 26713449401 is a prime.

It is not a weakly prime, because it can be changed into another prime (26713580477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13356790236 + 13356790237.

It is an arithmetic number, because the mean of its divisors is an integer number (13356790237).

Almost surely, 2^26713580473 is an apocalyptic number.

It is an amenable number.

26713580473 is a deficient number, since it is larger than the sum of its proper divisors (1).

26713580473 is an equidigital number, since it uses as much as digits as its factorization.

26713580473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 846720, while the sum is 46.

The spelling of 26713580473 in words is "twenty-six billion, seven hundred thirteen million, five hundred eighty thousand, four hundred seventy-three".