806606586446 has 8 divisors (see below), whose sum is σ = 1273589347080. Its totient is φ = 382076804088.

The previous prime is 806606586433. The next prime is 806606586449. The reversal of 806606586446 is 644685606608.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×806606586446² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (806606586449) 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, 10613244521 + ... + 10613244596.

It is an arithmetic number, because the mean of its divisors is an integer number (159198668385).

Almost surely, 2^806606586446 is an apocalyptic number.

806606586446 is a deficient number, since it is larger than the sum of its proper divisors (466982760634).

806606586446 is a wasteful number, since it uses less digits than its factorization.

806606586446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21226489138.

The product of its (nonzero) digits is 39813120, while the sum is 59.

The spelling of 806606586446 in words is "eight hundred six billion, six hundred six million, five hundred eighty-six thousand, four hundred forty-six".