52086244267991 has 2 divisors, whose sum is σ = 52086244267992. Its totient is φ = 52086244267990.

The previous prime is 52086244267973. The next prime is 52086244268027. The reversal of 52086244267991 is 19976244268025.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52086244267991 - 2¹⁰ = 52086244266967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52086244264991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26043122133995 + 26043122133996.

It is an arithmetic number, because the mean of its divisors is an integer number (26043122133996).

Almost surely, 2^{52086244267991} is an apocalyptic number.

52086244267991 is a deficient number, since it is larger than the sum of its proper divisors (1).

52086244267991 is an equidigital number, since it uses as much as digits as its factorization.

52086244267991 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 104509440, while the sum is 65.

The spelling of 52086244267991 in words is "fifty-two trillion, eighty-six billion, two hundred forty-four million, two hundred sixty-seven thousand, nine hundred ninety-one".