4394207300818 has 16 divisors (see below), whose sum is σ = 6659569647360. Its totient is φ = 2174352840576.

The previous prime is 4394207300809. The next prime is 4394207300839. The reversal of 4394207300818 is 8180037024934.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3787755 + ... + 4809937.

It is an arithmetic number, because the mean of its divisors is an integer number (416223102960).

Almost surely, 2^{4394207300818} is an apocalyptic number.

4394207300818 is a deficient number, since it is larger than the sum of its proper divisors (2265362346542).

4394207300818 is a wasteful number, since it uses less digits than its factorization.

4394207300818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1044441.

The product of its (nonzero) digits is 1161216, while the sum is 49.

The spelling of 4394207300818 in words is "four trillion, three hundred ninety-four billion, two hundred seven million, three hundred thousand, eight hundred eighteen".