5185406579 has 2 divisors, whose sum is σ = 5185406580. Its totient is φ = 5185406578.

The previous prime is 5185406497. The next prime is 5185406621. The reversal of 5185406579 is 9756045815.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5185406579 - 2⁸ = 5185406323 is a prime.

It is not a weakly prime, because it can be changed into another prime (5185436579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2592703289 + 2592703290.

It is an arithmetic number, because the mean of its divisors is an integer number (2592703290).

Almost surely, 2^5185406579 is an apocalyptic number.

5185406579 is a deficient number, since it is larger than the sum of its proper divisors (1).

5185406579 is an equidigital number, since it uses as much as digits as its factorization.

5185406579 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512000, while the sum is 50.

The square root of 5185406579 is about 72009.7672472283. The cubic root of 5185406579 is about 1730.8560009205.

The spelling of 5185406579 in words is "five billion, one hundred eighty-five million, four hundred six thousand, five hundred seventy-nine".