724720153737469 has 2 divisors, whose sum is σ = 724720153737470. Its totient is φ = 724720153737468.

The previous prime is 724720153737449. The next prime is 724720153737497. The reversal of 724720153737469 is 964737351027427.

It is a happy number.

724720153737469 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 can be written as a sum of positive squares in only one way, i.e., 399301824921444 + 325418328816025 = 19982538^2 + 18039355^2 .

It is a cyclic number.

It is not a de Polignac number, because 724720153737469 - 2⁷ = 724720153737341 is a prime.

It is a super-2 number, since 2×724720153737469² (a number of 31 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (724720153737409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 362360076868734 + 362360076868735.

It is an arithmetic number, because the mean of its divisors is an integer number (362360076868735).

Almost surely, 2^{724720153737469} is an apocalyptic number.

It is an amenable number.

724720153737469 is a deficient number, since it is larger than the sum of its proper divisors (1).

724720153737469 is an equidigital number, since it uses as much as digits as its factorization.

724720153737469 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 373403520, while the sum is 67.

The spelling of 724720153737469 in words is "seven hundred twenty-four trillion, seven hundred twenty billion, one hundred fifty-three million, seven hundred thirty-seven thousand, four hundred sixty-nine".