16626673484728 has 8 divisors (see below), whose sum is σ = 31175012783880. Its totient is φ = 8313336742360.

The previous prime is 16626673484693. The next prime is 16626673484741. The reversal of 16626673484728 is 82748437662661.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1039167092788 + ... + 1039167092803.

It is an arithmetic number, because the mean of its divisors is an integer number (3896876597985).

Almost surely, 2^{16626673484728} is an apocalyptic number.

It is an amenable number.

16626673484728 is a deficient number, since it is larger than the sum of its proper divisors (14548339299152).

16626673484728 is a wasteful number, since it uses less digits than its factorization.

16626673484728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2078334185597 (or 2078334185593 counting only the distinct ones).

The product of its digits is 780337152, while the sum is 70.

The spelling of 16626673484728 in words is "sixteen trillion, six hundred twenty-six billion, six hundred seventy-three million, four hundred eighty-four thousand, seven hundred twenty-eight".