16290709688 has 32 divisors (see below), whose sum is σ = 33340034160. Its totient is φ = 7400839680.

The previous prime is 16290709667. The next prime is 16290709691. The reversal of 16290709688 is 88690709261.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115406 + ... + 214242.

Almost surely, 2^16290709688 is an apocalyptic number.

It is an amenable number.

16290709688 is an abundant number, since it is smaller than the sum of its proper divisors (17049324472).

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

16290709688 is a wasteful number, since it uses less digits than its factorization.

16290709688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100727 (or 100723 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 56.

The spelling of 16290709688 in words is "sixteen billion, two hundred ninety million, seven hundred nine thousand, six hundred eighty-eight".