725266724467 has 2 divisors, whose sum is σ = 725266724468. Its totient is φ = 725266724466.

The previous prime is 725266724447. The next prime is 725266724531. The reversal of 725266724467 is 764427662527.

It is a weak prime.

It is an emirp because it is prime and its reverse (764427662527) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-725266724467 is a prime.

It is not a weakly prime, because it can be changed into another prime (725266724447) 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, 362633362233 + 362633362234.

It is an arithmetic number, because the mean of its divisors is an integer number (362633362234).

Almost surely, 2^725266724467 is an apocalyptic number.

725266724467 is a deficient number, since it is larger than the sum of its proper divisors (1).

725266724467 is an equidigital number, since it uses as much as digits as its factorization.

725266724467 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 47416320, while the sum is 58.

The spelling of 725266724467 in words is "seven hundred twenty-five billion, two hundred sixty-six million, seven hundred twenty-four thousand, four hundred sixty-seven".