2560533172 has 6 divisors (see below), whose sum is σ = 4480933058. Its totient is φ = 1280266584.

The previous prime is 2560533161. The next prime is 2560533187. The reversal of 2560533172 is 2713350652.

It can be written as a sum of positive squares in only one way, i.e., 1715119396 + 845413776 = 41414^2 + 29076^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 320066643 + ... + 320066650.

Almost surely, 2^2560533172 is an apocalyptic number.

It is an amenable number.

2560533172 is a deficient number, since it is larger than the sum of its proper divisors (1920399886).

2560533172 is a wasteful number, since it uses less digits than its factorization.

2560533172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 640133297 (or 640133295 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 34.

The square root of 2560533172 is about 50601.7111568374. The cubic root of 2560533172 is about 1368.0757206756.

The spelling of 2560533172 in words is "two billion, five hundred sixty million, five hundred thirty-three thousand, one hundred seventy-two".