2552578263 has 12 divisors (see below), whose sum is σ = 3691134408. Its totient is φ = 1699837200.

The previous prime is 2552578253. The next prime is 2552578267. The reversal of 2552578263 is 3628752552.

2552578263 is a `hidden beast` number, since 2 + 5 + 52 + 578 + 26 + 3 = 666.

It is not a de Polignac number, because 2552578263 - 2¹⁶ = 2552512727 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2552578267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 148188 + ... + 164513.

It is an arithmetic number, because the mean of its divisors is an integer number (307594534).

Almost surely, 2^2552578263 is an apocalyptic number.

2552578263 is a deficient number, since it is larger than the sum of its proper divisors (1138556145).

2552578263 is a wasteful number, since it uses less digits than its factorization.

2552578263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313614 (or 313611 counting only the distinct ones).

The product of its digits is 1008000, while the sum is 45.

The square root of 2552578263 is about 50523.0468499278. The cubic root of 2552578263 is about 1366.6574994494.

The spelling of 2552578263 in words is "two billion, five hundred fifty-two million, five hundred seventy-eight thousand, two hundred sixty-three".