725756723011139 has 2 divisors, whose sum is σ = 725756723011140. Its totient is φ = 725756723011138.

The previous prime is 725756723011109. The next prime is 725756723011141. The reversal of 725756723011139 is 931110327657527.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 725756723011139 - 2²⁰ = 725756721962563 is a prime.

It is a Sophie Germain prime.

Together with 725756723011141, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (725756723011109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 362878361505569 + 362878361505570.

It is an arithmetic number, because the mean of its divisors is an integer number (362878361505570).

Almost surely, 2^{725756723011139} is an apocalyptic number.

725756723011139 is a deficient number, since it is larger than the sum of its proper divisors (1).

725756723011139 is an equidigital number, since it uses as much as digits as its factorization.

725756723011139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16669800, while the sum is 59.

The spelling of 725756723011139 in words is "seven hundred twenty-five trillion, seven hundred fifty-six billion, seven hundred twenty-three million, eleven thousand, one hundred thirty-nine".