164566534246 has 8 divisors (see below), whose sum is σ = 248102846640. Its totient is φ = 81865585368.

The previous prime is 164566534211. The next prime is 164566534247. The reversal of 164566534246 is 642435665461.

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

It is a junction number, because it is equal to n+sod(n) for n = 164566534193 and 164566534202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164566534247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208840386 + ... + 208841173.

It is an arithmetic number, because the mean of its divisors is an integer number (31012855830).

Almost surely, 2^164566534246 is an apocalyptic number.

164566534246 is a deficient number, since it is larger than the sum of its proper divisors (83536312394).

164566534246 is a wasteful number, since it uses less digits than its factorization.

164566534246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417681758.

The product of its digits is 12441600, while the sum is 52.

The spelling of 164566534246 in words is "one hundred sixty-four billion, five hundred sixty-six million, five hundred thirty-four thousand, two hundred forty-six".