718390200010013 has 4 divisors (see below), whose sum is σ = 720842043696348. Its totient is φ = 715938356323680.

The previous prime is 718390200010009. The next prime is 718390200010019. The reversal of 718390200010013 is 310010002093817.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 670102961004409 + 48287239005604 = 25886347^2 + 6948902^2 .

It is a cyclic number.

It is not a de Polignac number, because 718390200010013 - 2² = 718390200010009 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (718390200010019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1225921842728 + ... + 1225921843313.

It is an arithmetic number, because the mean of its divisors is an integer number (180210510924087).

Almost surely, 2^{718390200010013} is an apocalyptic number.

It is an amenable number.

718390200010013 is a deficient number, since it is larger than the sum of its proper divisors (2451843686335).

718390200010013 is a wasteful number, since it uses less digits than its factorization.

718390200010013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2451843686334.

The product of its (nonzero) digits is 9072, while the sum is 35.

The spelling of 718390200010013 in words is "seven hundred eighteen trillion, three hundred ninety billion, two hundred million, ten thousand, thirteen".