5169396856 has 64 divisors (see below), whose sum is σ = 11433441600. Its totient is φ = 2168076288.

The previous prime is 5169396853. The next prime is 5169396877. The reversal of 5169396856 is 6586939615.

It is a Harshad number since it is a multiple of its sum of digits (58).

It is a self number, because there is not a number n which added to its sum of digits gives 5169396856.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5169396851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 861 + ... + 101683.

It is an arithmetic number, because the mean of its divisors is an integer number (178647525).

Almost surely, 2^5169396856 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5169396856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5716720800).

5169396856 is an abundant number, since it is smaller than the sum of its proper divisors (6264044744).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5169396856 is a wasteful number, since it uses less digits than its factorization.

5169396856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100888 (or 100884 counting only the distinct ones).

The product of its digits is 10497600, while the sum is 58.

The square root of 5169396856 is about 71898.5177594086. The cubic root of 5169396856 is about 1729.0728496812.

The spelling of 5169396856 in words is "five billion, one hundred sixty-nine million, three hundred ninety-six thousand, eight hundred fifty-six".