5145505320 has 64 divisors (see below), whose sum is σ = 15622528320. Its totient is φ = 1355600384.

The previous prime is 5145505319. The next prime is 5145505331. The reversal of 5145505320 is 235055415.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 248349 + ... + 268268.

It is an arithmetic number, because the mean of its divisors is an integer number (244102005).

Almost surely, 2^5145505320 is an apocalyptic number.

It is an amenable number.

5145505320 is an abundant number, since it is smaller than the sum of its proper divisors (10477023000).

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

5145505320 is a wasteful number, since it uses less digits than its factorization.

5145505320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 516714 (or 516710 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 30.

The square root of 5145505320 is about 71732.1777168378. The cubic root of 5145505320 is about 1726.4049683800.

The spelling of 5145505320 in words is "five billion, one hundred forty-five million, five hundred five thousand, three hundred twenty".