2510263681 has 2 divisors, whose sum is σ = 2510263682. Its totient is φ = 2510263680.

The previous prime is 2510263667. The next prime is 2510263739. The reversal of 2510263681 is 1863620152.

2510263681 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2500900081 + 9363600 = 50009^2 + 3060^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2510263681 is a prime.

It is a super-2 number, since 2×2510263681² = 12602847496295339522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2510263661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1255131840 + 1255131841.

It is an arithmetic number, because the mean of its divisors is an integer number (1255131841).

Almost surely, 2^2510263681 is an apocalyptic number.

It is an amenable number.

2510263681 is a deficient number, since it is larger than the sum of its proper divisors (1).

2510263681 is an equidigital number, since it uses as much as digits as its factorization.

2510263681 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 2510263681 is about 50102.5316825408. The cubic root of 2510263681 is about 1359.0636001107.

The spelling of 2510263681 in words is "two billion, five hundred ten million, two hundred sixty-three thousand, six hundred eighty-one".