164866735051886 has 8 divisors (see below), whose sum is σ = 282628688660400. Its totient is φ = 70657172165088.

The previous prime is 164866735051813. The next prime is 164866735051891. The reversal of 164866735051886 is 688150537668461.

164866735051886 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×164866735051886² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

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, 5888097680411 + ... + 5888097680438.

It is an arithmetic number, because the mean of its divisors is an integer number (35328586082550).

Almost surely, 2^{164866735051886} is an apocalyptic number.

164866735051886 is a deficient number, since it is larger than the sum of its proper divisors (117761953608514).

164866735051886 is a wasteful number, since it uses less digits than its factorization.

164866735051886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11776195360858.

The product of its (nonzero) digits is 1393459200, while the sum is 74.

The spelling of 164866735051886 in words is "one hundred sixty-four trillion, eight hundred sixty-six billion, seven hundred thirty-five million, fifty-one thousand, eight hundred eighty-six".