2563632271 has 2 divisors, whose sum is σ = 2563632272. Its totient is φ = 2563632270.

The previous prime is 2563632263. The next prime is 2563632293. The reversal of 2563632271 is 1722363652.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2563632271 - 2³ = 2563632263 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2563632271.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2563632221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1281816135 + 1281816136.

It is an arithmetic number, because the mean of its divisors is an integer number (1281816136).

Almost surely, 2^2563632271 is an apocalyptic number.

2563632271 is a deficient number, since it is larger than the sum of its proper divisors (1).

2563632271 is an equidigital number, since it uses as much as digits as its factorization.

2563632271 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90720, while the sum is 37.

The square root of 2563632271 is about 50632.3243689246. The cubic root of 2563632271 is about 1368.6274407586.

The spelling of 2563632271 in words is "two billion, five hundred sixty-three million, six hundred thirty-two thousand, two hundred seventy-one".