5113851520 has 128 divisors (see below), whose sum is σ = 12941352000. Its totient is φ = 1926955008.

The previous prime is 5113851517. The next prime is 5113851529. The reversal of 5113851520 is 251583115.

It is a tau number, because it is divible by the number of its divisors (128).

It is not an unprimeable number, because it can be changed into a prime (5113851529) 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, 2345791 + ... + 2347969.

Almost surely, 2^5113851520 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 5113851520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6470676000).

5113851520 is an abundant number, since it is smaller than the sum of its proper divisors (7827500480).

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

5113851520 is a wasteful number, since it uses less digits than its factorization.

5113851520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2410 (or 2398 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 31.

The square root of 5113851520 is about 71511.1985635816. The cubic root of 5113851520 is about 1722.8575538689.

The spelling of 5113851520 in words is "five billion, one hundred thirteen million, eight hundred fifty-one thousand, five hundred twenty".