52386617719 has 2 divisors, whose sum is σ = 52386617720. Its totient is φ = 52386617718.

The previous prime is 52386617669. The next prime is 52386617729. The reversal of 52386617719 is 91771668325.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52386617719 is a prime.

It is a super-2 number, since 2×52386617719² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 52386617719.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52386617729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26193308859 + 26193308860.

It is an arithmetic number, because the mean of its divisors is an integer number (26193308860).

Almost surely, 2^52386617719 is an apocalyptic number.

52386617719 is a deficient number, since it is larger than the sum of its proper divisors (1).

52386617719 is an equidigital number, since it uses as much as digits as its factorization.

52386617719 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3810240, while the sum is 55.

The spelling of 52386617719 in words is "fifty-two billion, three hundred eighty-six million, six hundred seventeen thousand, seven hundred nineteen".