806206514664 has 16 divisors (see below), whose sum is σ = 2015516286720. Its totient is φ = 268735504880.

The previous prime is 806206514609. The next prime is 806206514723. The reversal of 806206514664 is 466415602608.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16795969032 + ... + 16795969079.

It is an arithmetic number, because the mean of its divisors is an integer number (125969767920).

Almost surely, 2^806206514664 is an apocalyptic number.

It is an amenable number.

806206514664 is an abundant number, since it is smaller than the sum of its proper divisors (1209309772056).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

806206514664 is a wasteful number, since it uses less digits than its factorization.

806206514664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33591938120 (or 33591938116 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 48.

The spelling of 806206514664 in words is "eight hundred six billion, two hundred six million, five hundred fourteen thousand, six hundred sixty-four".