502617865949399 has 2 divisors, whose sum is σ = 502617865949400. Its totient is φ = 502617865949398.

The previous prime is 502617865949357. The next prime is 502617865949413. The reversal of 502617865949399 is 993949568716205.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-502617865949399 is a prime.

It is a super-2 number, since 2×502617865949399² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (502617865945399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251308932974699 + 251308932974700.

It is an arithmetic number, because the mean of its divisors is an integer number (251308932974700).

It is a 1-persistent number, because it is pandigital, but 2⋅502617865949399 = 1005235731898798 is not.

Almost surely, 2^{502617865949399} is an apocalyptic number.

502617865949399 is a deficient number, since it is larger than the sum of its proper divisors (1).

502617865949399 is an equidigital number, since it uses as much as digits as its factorization.

502617865949399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7936185600, while the sum is 83.

The spelling of 502617865949399 in words is "five hundred two trillion, six hundred seventeen billion, eight hundred sixty-five million, nine hundred forty-nine thousand, three hundred ninety-nine".