16707700728 has 48 divisors (see below), whose sum is σ = 46709707200. Its totient is φ = 5389580160.

The previous prime is 16707700727. The next prime is 16707700753. The reversal of 16707700728 is 82700770761.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16707700727) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3740533 + ... + 3744996.

It is an arithmetic number, because the mean of its divisors is an integer number (973118900).

Almost surely, 2^16707700728 is an apocalyptic number.

16707700728 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

16707700728 is an abundant number, since it is smaller than the sum of its proper divisors (30002006472).

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

16707700728 is a wasteful number, since it uses less digits than its factorization.

16707700728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7485572 (or 7485565 counting only the distinct ones).

The product of its (nonzero) digits is 230496, while the sum is 45.

The spelling of 16707700728 in words is "sixteen billion, seven hundred seven million, seven hundred thousand, seven hundred twenty-eight".