26813409143 has 2 divisors, whose sum is σ = 26813409144. Its totient is φ = 26813409142.

The previous prime is 26813409101. The next prime is 26813409151. The reversal of 26813409143 is 34190431862.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26813409143 - 2⁸ = 26813408887 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 26813409143.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26813400143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13406704571 + 13406704572.

It is an arithmetic number, because the mean of its divisors is an integer number (13406704572).

Almost surely, 2^26813409143 is an apocalyptic number.

26813409143 is a deficient number, since it is larger than the sum of its proper divisors (1).

26813409143 is an equidigital number, since it uses as much as digits as its factorization.

26813409143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 124416, while the sum is 41.

The spelling of 26813409143 in words is "twenty-six billion, eight hundred thirteen million, four hundred nine thousand, one hundred forty-three".