164636650610 has 8 divisors (see below), whose sum is σ = 296345971116. Its totient is φ = 65854660240.

The previous prime is 164636650601. The next prime is 164636650639. The reversal of 164636650610 is 16056636461.

It can be written as a sum of positive squares in 2 ways, for example, as 164419707169 + 216943441 = 405487^2 + 14729^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8231832521 + ... + 8231832540.

Almost surely, 2^164636650610 is an apocalyptic number.

164636650610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

164636650610 is a deficient number, since it is larger than the sum of its proper divisors (131709320506).

164636650610 is a wasteful number, since it uses less digits than its factorization.

164636650610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16463665068.

The product of its (nonzero) digits is 466560, while the sum is 44.

The spelling of 164636650610 in words is "one hundred sixty-four billion, six hundred thirty-six million, six hundred fifty thousand, six hundred ten".