2506366631 has 2 divisors, whose sum is σ = 2506366632. Its totient is φ = 2506366630.

The previous prime is 2506366579. The next prime is 2506366633. The reversal of 2506366631 is 1366636052.

It is a happy number.

2506366631 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2506366631 - 2⁶ = 2506366567 is a prime.

It is a super-2 number, since 2×2506366631² = 12563747377980580322, which contains 22 as substring.

Together with 2506366633, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2506366633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1253183315 + 1253183316.

It is an arithmetic number, because the mean of its divisors is an integer number (1253183316).

Almost surely, 2^2506366631 is an apocalyptic number.

2506366631 is a deficient number, since it is larger than the sum of its proper divisors (1).

2506366631 is an equidigital number, since it uses as much as digits as its factorization.

2506366631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 116640, while the sum is 38.

The square root of 2506366631 is about 50063.6258275407. The cubic root of 2506366631 is about 1358.3599446913.

The spelling of 2506366631 in words is "two billion, five hundred six million, three hundred sixty-six thousand, six hundred thirty-one".