164250405302066 has 8 divisors (see below), whose sum is σ = 250052855833200. Its totient is φ = 80899453357668.

The previous prime is 164250405302033. The next prime is 164250405302069. The reversal of 164250405302066 is 660203504052461.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (164250405302069) 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, 612874646516 + ... + 612874646783.

It is an arithmetic number, because the mean of its divisors is an integer number (31256606979150).

Almost surely, 2^{164250405302066} is an apocalyptic number.

164250405302066 is a deficient number, since it is larger than the sum of its proper divisors (85802450531134).

164250405302066 is a wasteful number, since it uses less digits than its factorization.

164250405302066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1225749293368.

The product of its (nonzero) digits is 1036800, while the sum is 44.

The spelling of 164250405302066 in words is "one hundred sixty-four trillion, two hundred fifty billion, four hundred five million, three hundred two thousand, sixty-six".