718954242353 has 2 divisors, whose sum is σ = 718954242354. Its totient is φ = 718954242352.

The previous prime is 718954242329. The next prime is 718954242443. The reversal of 718954242353 is 353242459817.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 621727519009 + 97226723344 = 788497^2 + 311812^2 .

It is a cyclic number.

It is not a de Polignac number, because 718954242353 - 2¹⁰ = 718954241329 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 718954242295 and 718954242304.

It is not a weakly prime, because it can be changed into another prime (718954242053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 359477121176 + 359477121177.

It is an arithmetic number, because the mean of its divisors is an integer number (359477121177).

Almost surely, 2^718954242353 is an apocalyptic number.

It is an amenable number.

718954242353 is a deficient number, since it is larger than the sum of its proper divisors (1).

718954242353 is an equidigital number, since it uses as much as digits as its factorization.

718954242353 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7257600, while the sum is 53.

The spelling of 718954242353 in words is "seven hundred eighteen billion, nine hundred fifty-four million, two hundred forty-two thousand, three hundred fifty-three".