5109699085 has 8 divisors (see below), whose sum is σ = 6132024216. Its totient is φ = 4087502400.

The previous prime is 5109699083. The next prime is 5109699107. The reversal of 5109699085 is 5809969015.

It can be written as a sum of positive squares in 4 ways, for example, as 799645284 + 4310053801 = 28278^2 + 65651^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5109699085 - 2¹ = 5109699083 is a prime.

It is a super-2 number, since 2×5109699085² = 52218049478499674450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5109699083) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127947 + ... + 163063.

It is an arithmetic number, because the mean of its divisors is an integer number (766503027).

Almost surely, 2^5109699085 is an apocalyptic number.

It is an amenable number.

5109699085 is a deficient number, since it is larger than the sum of its proper divisors (1022325131).

5109699085 is a wasteful number, since it uses less digits than its factorization.

5109699085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64223.

The product of its (nonzero) digits is 874800, while the sum is 52.

The square root of 5109699085 is about 71482.1592077352. The cubic root of 5109699085 is about 1722.3911088805.

The spelling of 5109699085 in words is "five billion, one hundred nine million, six hundred ninety-nine thousand, eighty-five".