5170399805 has 16 divisors (see below), whose sum is σ = 6680802240. Its totient is φ = 3827020032.

The previous prime is 5170399799. The next prime is 5170399807. The reversal of 5170399805 is 5089930715.

It is a cyclic number.

It is not a de Polignac number, because 5170399805 - 2¹² = 5170395709 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5170399805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5170399807) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 510479 + ... + 520508.

It is an arithmetic number, because the mean of its divisors is an integer number (417550140).

Almost surely, 2^5170399805 is an apocalyptic number.

It is an amenable number.

5170399805 is a deficient number, since it is larger than the sum of its proper divisors (1510402435).

5170399805 is a wasteful number, since it uses less digits than its factorization.

5170399805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1031068.

The product of its (nonzero) digits is 340200, while the sum is 47.

The square root of 5170399805 is about 71905.4921754938. The cubic root of 5170399805 is about 1729.1846654174.

The spelling of 5170399805 in words is "five billion, one hundred seventy million, three hundred ninety-nine thousand, eight hundred five".