523368013052791 has 2 divisors, whose sum is σ = 523368013052792. Its totient is φ = 523368013052790.

The previous prime is 523368013052743. The next prime is 523368013052821. The reversal of 523368013052791 is 197250310863325.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 523368013052791 - 2⁷ = 523368013052663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (523368013053791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261684006526395 + 261684006526396.

It is an arithmetic number, because the mean of its divisors is an integer number (261684006526396).

Almost surely, 2^{523368013052791} is an apocalyptic number.

523368013052791 is a deficient number, since it is larger than the sum of its proper divisors (1).

523368013052791 is an equidigital number, since it uses as much as digits as its factorization.

523368013052791 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8164800, while the sum is 55.

The spelling of 523368013052791 in words is "five hundred twenty-three trillion, three hundred sixty-eight billion, thirteen million, fifty-two thousand, seven hundred ninety-one".