2552640273 has 12 divisors (see below), whose sum is σ = 3688222720. Its totient is φ = 1701263736.

The previous prime is 2552640187. The next prime is 2552640283. The reversal of 2552640273 is 3720462552.

2552640273 is a `hidden beast` number, since 2 + 5 + 5 + 2 + 640 + 2 + 7 + 3 = 666.

It is not a de Polignac number, because 2552640273 - 2¹³ = 2552632081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2552640283) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7333 + ... + 71826.

Almost surely, 2^2552640273 is an apocalyptic number.

It is an amenable number.

2552640273 is a deficient number, since it is larger than the sum of its proper divisors (1135582447).

2552640273 is a wasteful number, since it uses less digits than its factorization.

2552640273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82748 (or 82745 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 36.

The square root of 2552640273 is about 50523.6605265295. The cubic root of 2552640273 is about 1366.6685661352.

The spelling of 2552640273 in words is "two billion, five hundred fifty-two million, six hundred forty thousand, two hundred seventy-three".