504664113091 has 2 divisors, whose sum is σ = 504664113092. Its totient is φ = 504664113090.

The previous prime is 504664113067. The next prime is 504664113097. The reversal of 504664113091 is 190311466405.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 504664113091 - 2⁵ = 504664113059 is a prime.

It is not a weakly prime, because it can be changed into another prime (504664113097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252332056545 + 252332056546.

It is an arithmetic number, because the mean of its divisors is an integer number (252332056546).

Almost surely, 2^504664113091 is an apocalyptic number.

504664113091 is a deficient number, since it is larger than the sum of its proper divisors (1).

504664113091 is an equidigital number, since it uses as much as digits as its factorization.

504664113091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 40.

Adding to 504664113091 its reverse (190311466405), we get a palindrome (694975579496).

The spelling of 504664113091 in words is "five hundred four billion, six hundred sixty-four million, one hundred thirteen thousand, ninety-one".