5421318806 has 4 divisors (see below), whose sum is σ = 8131978212. Its totient is φ = 2710659402.

The previous prime is 5421318797. The next prime is 5421318809. The reversal of 5421318806 is 6088131245.

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

It is a self number, because there is not a number n which added to its sum of digits gives 5421318806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5421318809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1355329700 + ... + 1355329703.

It is an arithmetic number, because the mean of its divisors is an integer number (2032994553).

Almost surely, 2^5421318806 is an apocalyptic number.

5421318806 is a deficient number, since it is larger than the sum of its proper divisors (2710659406).

5421318806 is a wasteful number, since it uses less digits than its factorization.

5421318806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2710659405.

The product of its (nonzero) digits is 46080, while the sum is 38.

The square root of 5421318806 is about 73629.6054994185. The cubic root of 5421318806 is about 1756.7163730369.

The spelling of 5421318806 in words is "five billion, four hundred twenty-one million, three hundred eighteen thousand, eight hundred six".