2506323642139 has 2 divisors, whose sum is σ = 2506323642140. Its totient is φ = 2506323642138.

The previous prime is 2506323642131. The next prime is 2506323642161. The reversal of 2506323642139 is 9312463236052.

2506323642139 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 is a cyclic number.

It is not a de Polignac number, because 2506323642139 - 2³ = 2506323642131 is a prime.

It is not a weakly prime, because it can be changed into another prime (2506323642131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1253161821069 + 1253161821070.

It is an arithmetic number, because the mean of its divisors is an integer number (1253161821070).

Almost surely, 2^{2506323642139} is an apocalyptic number.

2506323642139 is a deficient number, since it is larger than the sum of its proper divisors (1).

2506323642139 is an equidigital number, since it uses as much as digits as its factorization.

2506323642139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1399680, while the sum is 46.

The spelling of 2506323642139 in words is "two trillion, five hundred six billion, three hundred twenty-three million, six hundred forty-two thousand, one hundred thirty-nine".