725625046439 has 2 divisors, whose sum is σ = 725625046440. Its totient is φ = 725625046438.

The previous prime is 725625046427. The next prime is 725625046481. The reversal of 725625046439 is 934640526527.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 725625046439 - 2¹² = 725625042343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (725625046339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 362812523219 + 362812523220.

It is an arithmetic number, because the mean of its divisors is an integer number (362812523220).

Almost surely, 2^725625046439 is an apocalyptic number.

725625046439 is a deficient number, since it is larger than the sum of its proper divisors (1).

725625046439 is an equidigital number, since it uses as much as digits as its factorization.

725625046439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10886400, while the sum is 53.

The spelling of 725625046439 in words is "seven hundred twenty-five billion, six hundred twenty-five million, forty-six thousand, four hundred thirty-nine".