166603159584 has 96 divisors (see below), whose sum is σ = 486112213440. Its totient is φ = 55513092096.

The previous prime is 166603159579. The next prime is 166603159607. The reversal of 166603159584 is 485951306661.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×166603159584² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 166603159584.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2303232 + ... + 2374464.

It is an arithmetic number, because the mean of its divisors is an integer number (5063668890).

Almost surely, 2^166603159584 is an apocalyptic number.

It is an amenable number.

166603159584 is an abundant number, since it is smaller than the sum of its proper divisors (319509053856).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

166603159584 is a wasteful number, since it uses less digits than its factorization.

166603159584 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73959 (or 73945 counting only the distinct ones).

The product of its (nonzero) digits is 4665600, while the sum is 54.

The spelling of 166603159584 in words is "one hundred sixty-six billion, six hundred three million, one hundred fifty-nine thousand, five hundred eighty-four".