5118891120 has 640 divisors, whose sum is σ = 21240545280. Its totient is φ = 1108546560.

The previous prime is 5118891101. The next prime is 5118891139. The reversal of 5118891120 is 211988115.

It is an interprime number because it is at equal distance from previous prime (5118891101) and next prime (5118891139).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 31404159 + ... + 31404321.

It is an arithmetic number, because the mean of its divisors is an integer number (33188352).

Almost surely, 2^5118891120 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 5118891120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10620272640).

5118891120 is an abundant number, since it is smaller than the sum of its proper divisors (16121654160).

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

5118891120 is a wasteful number, since it uses less digits than its factorization.

5118891120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290 (or 278 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 36.

The square root of 5118891120 is about 71546.4263258480. The cubic root of 5118891120 is about 1723.4233154615.

The spelling of 5118891120 in words is "five billion, one hundred eighteen million, eight hundred ninety-one thousand, one hundred twenty".