164660306373 has 12 divisors (see below), whose sum is σ = 238890432768. Its totient is φ = 109289952360.

The previous prime is 164660306357. The next prime is 164660306383. The reversal of 164660306373 is 373603066461.

164660306373 is a `hidden beast` number, since 1 + 6 + 4 + 6 + 6 + 0 + 3 + 0 + 637 + 3 = 666.

It is not a de Polignac number, because 164660306373 - 2⁴ = 164660306357 is a prime.

It is a super-2 number, since 2×164660306373² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164660306383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40296613 + ... + 40300698.

It is an arithmetic number, because the mean of its divisors is an integer number (19907536064).

Almost surely, 2^164660306373 is an apocalyptic number.

It is an amenable number.

164660306373 is a deficient number, since it is larger than the sum of its proper divisors (74230126395).

164660306373 is a wasteful number, since it uses less digits than its factorization.

164660306373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80597544 (or 80597541 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 45.

The spelling of 164660306373 in words is "one hundred sixty-four billion, six hundred sixty million, three hundred six thousand, three hundred seventy-three".