164846209742 has 64 divisors (see below), whose sum is σ = 264481459200. Its totient is φ = 76941446400.

The previous prime is 164846209733. The next prime is 164846209747. The reversal of 164846209742 is 247902648461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164846209747) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 117830759 + ... + 117832157.

It is an arithmetic number, because the mean of its divisors is an integer number (4132522800).

Almost surely, 2^164846209742 is an apocalyptic number.

164846209742 is a deficient number, since it is larger than the sum of its proper divisors (99635249458).

164846209742 is a wasteful number, since it uses less digits than its factorization.

164846209742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2097.

The product of its (nonzero) digits is 4644864, while the sum is 53.

It can be divided in two parts, 16484 and 6209742, that added together give a palindrome (6226226).

The spelling of 164846209742 in words is "one hundred sixty-four billion, eight hundred forty-six million, two hundred nine thousand, seven hundred forty-two".