722459016403 has 2 divisors, whose sum is σ = 722459016404. Its totient is φ = 722459016402.

The previous prime is 722459016359. The next prime is 722459016427. The reversal of 722459016403 is 304610954227.

It is a strong prime.

It is an emirp because it is prime and its reverse (304610954227) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 722459016403 - 2¹⁷ = 722458885331 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 722459016403.

It is not a weakly prime, because it can be changed into another prime (722459016463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 361229508201 + 361229508202.

It is an arithmetic number, because the mean of its divisors is an integer number (361229508202).

Almost surely, 2^722459016403 is an apocalyptic number.

722459016403 is a deficient number, since it is larger than the sum of its proper divisors (1).

722459016403 is an equidigital number, since it uses as much as digits as its factorization.

722459016403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 362880, while the sum is 43.

The spelling of 722459016403 in words is "seven hundred twenty-two billion, four hundred fifty-nine million, sixteen thousand, four hundred three".