720260279663 has 2 divisors, whose sum is σ = 720260279664. Its totient is φ = 720260279662.

The previous prime is 720260279653. The next prime is 720260279707. The reversal of 720260279663 is 366972062027.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 720260279663 - 2⁸ = 720260279407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (720260279653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 360130139831 + 360130139832.

It is an arithmetic number, because the mean of its divisors is an integer number (360130139832).

Almost surely, 2^720260279663 is an apocalyptic number.

720260279663 is a deficient number, since it is larger than the sum of its proper divisors (1).

720260279663 is an equidigital number, since it uses as much as digits as its factorization.

720260279663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2286144, while the sum is 50.

The spelling of 720260279663 in words is "seven hundred twenty billion, two hundred sixty million, two hundred seventy-nine thousand, six hundred sixty-three".