16628717692 has 24 divisors (see below), whose sum is σ = 30701686400. Its totient is φ = 7858802736.

The previous prime is 16628717689. The next prime is 16628717731. The reversal of 16628717692 is 29671782661.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 215838 + ... + 282565.

Almost surely, 2^16628717692 is an apocalyptic number.

It is an amenable number.

16628717692 is a deficient number, since it is larger than the sum of its proper divisors (14072968708).

16628717692 is a wasteful number, since it uses less digits than its factorization.

16628717692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498865 (or 498863 counting only the distinct ones).

The product of its digits is 3048192, while the sum is 55.

The spelling of 16628717692 in words is "sixteen billion, six hundred twenty-eight million, seven hundred seventeen thousand, six hundred ninety-two".