5172421560 has 32 divisors (see below), whose sum is σ = 15517265040. Its totient is φ = 1379312384.

The previous prime is 5172421519. The next prime is 5172421603. The reversal of 5172421560 is 651242715.

It is a congruent number.

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, 21551637 + ... + 21551876.

Almost surely, 2^5172421560 is an apocalyptic number.

It is an amenable number.

5172421560 is an abundant number, since it is smaller than the sum of its proper divisors (10344843480).

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

5172421560 is a wasteful number, since it uses less digits than its factorization.

5172421560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43103527 (or 43103523 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 33.

The square root of 5172421560 is about 71919.5492199444. The cubic root of 5172421560 is about 1729.4100207930.

The spelling of 5172421560 in words is "five billion, one hundred seventy-two million, four hundred twenty-one thousand, five hundred sixty".