26313361933 has 2 divisors, whose sum is σ = 26313361934. Its totient is φ = 26313361932.

The previous prime is 26313361883. The next prime is 26313361939. The reversal of 26313361933 is 33916331362.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15852572649 + 10460789284 = 125907^2 + 102278^2 .

It is a cyclic number.

It is not a de Polignac number, because 26313361933 - 2²¹ = 26311264781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26313361939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13156680966 + 13156680967.

It is an arithmetic number, because the mean of its divisors is an integer number (13156680967).

Almost surely, 2^26313361933 is an apocalyptic number.

It is an amenable number.

26313361933 is a deficient number, since it is larger than the sum of its proper divisors (1).

26313361933 is an equidigital number, since it uses as much as digits as its factorization.

26313361933 is an evil number, because the sum of its binary digits is even.

The product of its digits is 157464, while the sum is 40.

The spelling of 26313361933 in words is "twenty-six billion, three hundred thirteen million, three hundred sixty-one thousand, nine hundred thirty-three".