718999953299 has 2 divisors, whose sum is σ = 718999953300. Its totient is φ = 718999953298.

The previous prime is 718999953293. The next prime is 718999953337. The reversal of 718999953299 is 992359999817.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (992359999817) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 718999953299 - 2²⁴ = 718983176083 is a prime.

It is not a weakly prime, because it can be changed into another prime (718999953293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 359499976649 + 359499976650.

It is an arithmetic number, because the mean of its divisors is an integer number (359499976650).

Almost surely, 2^718999953299 is an apocalyptic number.

718999953299 is a deficient number, since it is larger than the sum of its proper divisors (1).

718999953299 is an equidigital number, since it uses as much as digits as its factorization.

718999953299 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 892820880, while the sum is 80.

The spelling of 718999953299 in words is "seven hundred eighteen billion, nine hundred ninety-nine million, nine hundred fifty-three thousand, two hundred ninety-nine".