2531655263 has 2 divisors, whose sum is σ = 2531655264. Its totient is φ = 2531655262.

The previous prime is 2531655223. The next prime is 2531655271. The reversal of 2531655263 is 3625561352.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2531655263 - 2¹² = 2531651167 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2531655223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1265827631 + 1265827632.

It is an arithmetic number, because the mean of its divisors is an integer number (1265827632).

Almost surely, 2^2531655263 is an apocalyptic number.

2531655263 is a deficient number, since it is larger than the sum of its proper divisors (1).

2531655263 is an equidigital number, since it uses as much as digits as its factorization.

2531655263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 162000, while the sum is 38.

The square root of 2531655263 is about 50315.5568686266. The cubic root of 2531655263 is about 1362.9131727669.

The spelling of 2531655263 in words is "two billion, five hundred thirty-one million, six hundred fifty-five thousand, two hundred sixty-three".