2506688047 has 2 divisors, whose sum is σ = 2506688048. Its totient is φ = 2506688046.

The previous prime is 2506688021. The next prime is 2506688071. The reversal of 2506688047 is 7408866052.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2506688047 - 2²³ = 2498299439 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2506687988 and 2506688006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2506088047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1253344023 + 1253344024.

It is an arithmetic number, because the mean of its divisors is an integer number (1253344024).

Almost surely, 2^2506688047 is an apocalyptic number.

2506688047 is a deficient number, since it is larger than the sum of its proper divisors (1).

2506688047 is an equidigital number, since it uses as much as digits as its factorization.

2506688047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 645120, while the sum is 46.

The square root of 2506688047 is about 50066.8357997587. The cubic root of 2506688047 is about 1358.4180074867.

The spelling of 2506688047 in words is "two billion, five hundred six million, six hundred eighty-eight thousand, forty-seven".