164050405766 has 8 divisors (see below), whose sum is σ = 265004501664. Its totient is φ = 75715571880.

The previous prime is 164050405723. The next prime is 164050405793. The reversal of 164050405766 is 667504050461.

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

It is a congruent number.

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, 3154815470 + ... + 3154815521.

It is an arithmetic number, because the mean of its divisors is an integer number (33125562708).

Almost surely, 2^164050405766 is an apocalyptic number.

164050405766 is a deficient number, since it is larger than the sum of its proper divisors (100954095898).

164050405766 is a wasteful number, since it uses less digits than its factorization.

164050405766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6309631006.

The product of its (nonzero) digits is 604800, while the sum is 44.

The spelling of 164050405766 in words is "one hundred sixty-four billion, fifty million, four hundred five thousand, seven hundred sixty-six".