5165281320 has 32 divisors (see below), whose sum is σ = 15495844320. Its totient is φ = 1377408320.

The previous prime is 5165281313. The next prime is 5165281333. The reversal of 5165281320 is 231825615.

It is a super-2 number, since 2×5165281320² = 53360262229481884800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21521886 + ... + 21522125.

It is an arithmetic number, because the mean of its divisors is an integer number (484245135).

Almost surely, 2^5165281320 is an apocalyptic number.

It is an amenable number.

5165281320 is an abundant number, since it is smaller than the sum of its proper divisors (10330563000).

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

5165281320 is a wasteful number, since it uses less digits than its factorization.

5165281320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43044025 (or 43044021 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 33.

The square root of 5165281320 is about 71869.8916097694. The cubic root of 5165281320 is about 1728.6138695822.

The spelling of 5165281320 in words is "five billion, one hundred sixty-five million, two hundred eighty-one thousand, three hundred twenty".