164633134540466 has 8 divisors (see below), whose sum is σ = 246953024957100. Its totient is φ = 82315459554768.

The previous prime is 164633134540421. The next prime is 164633134540477. The reversal of 164633134540466 is 664045431336461.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 163661488650625 + 971645889841 = 12793025^2 + 985721^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 553671941 + ... + 553969208.

Almost surely, 2^{164633134540466} is an apocalyptic number.

164633134540466 is a deficient number, since it is larger than the sum of its proper divisors (82319890416634).

164633134540466 is a wasteful number, since it uses less digits than its factorization.

164633134540466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1107715468.

The product of its (nonzero) digits is 44789760, while the sum is 56.

The spelling of 164633134540466 in words is "one hundred sixty-four trillion, six hundred thirty-three billion, one hundred thirty-four million, five hundred forty thousand, four hundred sixty-six".