720958159507 has 2 divisors, whose sum is σ = 720958159508. Its totient is φ = 720958159506.

The previous prime is 720958159477. The next prime is 720958159541. The reversal of 720958159507 is 705951859027.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (705951859027) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 720958159507 - 2²⁷ = 720823941779 is a prime.

It is not a weakly prime, because it can be changed into another prime (720958159547) 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, 360479079753 + 360479079754.

It is an arithmetic number, because the mean of its divisors is an integer number (360479079754).

Almost surely, 2^720958159507 is an apocalyptic number.

720958159507 is a deficient number, since it is larger than the sum of its proper divisors (1).

720958159507 is an equidigital number, since it uses as much as digits as its factorization.

720958159507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7938000, while the sum is 58.

The spelling of 720958159507 in words is "seven hundred twenty billion, nine hundred fifty-eight million, one hundred fifty-nine thousand, five hundred seven".