502257170491099 has 2 divisors, whose sum is σ = 502257170491100. Its totient is φ = 502257170491098.

The previous prime is 502257170491073. The next prime is 502257170491103. The reversal of 502257170491099 is 990194071752205.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 502257170491099 - 2²³ = 502257162102491 is a prime.

It is not a weakly prime, because it can be changed into another prime (502257170491049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251128585245549 + 251128585245550.

It is an arithmetic number, because the mean of its divisors is an integer number (251128585245550).

Almost surely, 2^{502257170491099} is an apocalyptic number.

502257170491099 is a deficient number, since it is larger than the sum of its proper divisors (1).

502257170491099 is an equidigital number, since it uses as much as digits as its factorization.

502257170491099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14288400, while the sum is 61.

The spelling of 502257170491099 in words is "five hundred two trillion, two hundred fifty-seven billion, one hundred seventy million, four hundred ninety-one thousand, ninety-nine".