413982973018 has 4 divisors (see below), whose sum is σ = 620974459530. Its totient is φ = 206991486508.

The previous prime is 413982973007. The next prime is 413982973049. The reversal of 413982973018 is 810379289314.

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 only one way, i.e., 243716980329 + 170265992689 = 493677^2 + 412633^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 413982973018.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103495743253 + ... + 103495743256.

Almost surely, 2^413982973018 is an apocalyptic number.

413982973018 is a deficient number, since it is larger than the sum of its proper divisors (206991486512).

413982973018 is a wasteful number, since it uses less digits than its factorization.

413982973018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206991486511.

The product of its (nonzero) digits is 2612736, while the sum is 55.

The spelling of 413982973018 in words is "four hundred thirteen billion, nine hundred eighty-two million, nine hundred seventy-three thousand, eighteen".