164206291286 has 32 divisors (see below), whose sum is σ = 251865427968. Its totient is φ = 80273299680.

The previous prime is 164206291267. The next prime is 164206291297. The reversal of 164206291286 is 682192602461.

It is a self number, because there is not a number n which added to its sum of digits gives 164206291286.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8318300 + ... + 8338016.

It is an arithmetic number, because the mean of its divisors is an integer number (7870794624).

Almost surely, 2^164206291286 is an apocalyptic number.

164206291286 is a deficient number, since it is larger than the sum of its proper divisors (87659136682).

164206291286 is a wasteful number, since it uses less digits than its factorization.

164206291286 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20276.

The product of its (nonzero) digits is 497664, while the sum is 47.

The spelling of 164206291286 in words is "one hundred sixty-four billion, two hundred six million, two hundred ninety-one thousand, two hundred eighty-six".