5113343646 has 64 divisors (see below), whose sum is σ = 11596919040. Its totient is φ = 1669468320.

The previous prime is 5113343633. The next prime is 5113343663. The reversal of 5113343646 is 6463433115.

5113343646 is a `hidden beast` number, since 5 + 1 + 1 + 3 + 3 + 4 + 3 + 646 = 666.

It is a super-2 number, since 2×5113343646² = 52292566484177146632, which contains 22 as substring.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5113343646.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2319981 + ... + 2322183.

It is an arithmetic number, because the mean of its divisors is an integer number (181201860).

Almost surely, 2^5113343646 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5113343646, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5798459520).

5113343646 is an abundant number, since it is smaller than the sum of its proper divisors (6483575394).

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

5113343646 is a wasteful number, since it uses less digits than its factorization.

5113343646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3078 (or 3072 counting only the distinct ones).

The product of its digits is 77760, while the sum is 36.

The square root of 5113343646 is about 71507.6474651488. The cubic root of 5113343646 is about 1722.8005176982.

The spelling of 5113343646 in words is "five billion, one hundred thirteen million, three hundred forty-three thousand, six hundred forty-six".