5011312320 has 896 divisors, whose sum is σ = 21945600000. Its totient is φ = 1072963584.

The previous prime is 5011312297. The next prime is 5011312337. The reversal of 5011312320 is 232131105.

5011312320 is a `hidden beast` number, since 501 + 131 + 2 + 32 + 0 = 666.

It is a super-2 number, since 2×5011312320² = 50226502337167564800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 5011312293 and 5011312302.

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, 56306836 + ... + 56306924.

Almost surely, 2^5011312320 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 5011312320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10972800000).

5011312320 is an abundant number, since it is smaller than the sum of its proper divisors (16934287680).

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

5011312320 is a wasteful number, since it uses less digits than its factorization.

5011312320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155 (or 125 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 5011312320 is about 70790.6231078665. The cubic root of 5011312320 is about 1711.2645616898.

Adding to 5011312320 its reverse (232131105), we get a palindrome (5243443425).

The spelling of 5011312320 in words is "five billion, eleven million, three hundred twelve thousand, three hundred twenty".