16604630373474 has 144 divisors (see below), whose sum is σ = 43960292742912. Its totient is φ = 4494824136000.

The previous prime is 16604630373403. The next prime is 16604630373491. The reversal of 16604630373474 is 47437303640661.

16604630373474 is a `hidden beast` number, since 1 + 6 + 60 + 46 + 3 + 0 + 3 + 73 + 474 = 666.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 16604630373474.

It is an unprimeable number.

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 71 ways as a sum of consecutive naturals, for example, 8581072 + ... + 10336539.

Almost surely, 2^{16604630373474} is an apocalyptic number.

16604630373474 is an abundant number, since it is smaller than the sum of its proper divisors (27355662369438).

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

16604630373474 is a wasteful number, since it uses less digits than its factorization.

16604630373474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18917685 (or 18917671 counting only the distinct ones).

The product of its (nonzero) digits is 18289152, while the sum is 54.

The spelling of 16604630373474 in words is "sixteen trillion, six hundred four billion, six hundred thirty million, three hundred seventy-three thousand, four hundred seventy-four".