16712265728 has 26 divisors (see below), whose sum is σ = 33420459504. Its totient is φ = 8356130816.

The previous prime is 16712265697. The next prime is 16712265767. The reversal of 16712265728 is 82756221761.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2035976 + ... + 2044167.

Almost surely, 2^16712265728 is an apocalyptic number.

It is an amenable number.

16712265728 is a deficient number, since it is larger than the sum of its proper divisors (16708193776).

16712265728 is an frugal number, since it uses more digits than its factorization.

16712265728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4080167 (or 4080145 counting only the distinct ones).

The product of its digits is 564480, while the sum is 47.

The spelling of 16712265728 in words is "sixteen billion, seven hundred twelve million, two hundred sixty-five thousand, seven hundred twenty-eight".