16189999734 has 8 divisors (see below), whose sum is σ = 32379999480. Its totient is φ = 5396666576.

The previous prime is 16189999733. The next prime is 16189999783. The reversal of 16189999734 is 43799998161.

It is a sphenic number, since it is the product of 3 distinct primes.

16189999734 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16189999733) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1349166639 + ... + 1349166650.

It is an arithmetic number, because the mean of its divisors is an integer number (4047499935).

Almost surely, 2^16189999734 is an apocalyptic number.

16189999734 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

16189999734 is a wasteful number, since it uses less digits than its factorization.

16189999734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2698333294.

The product of its digits is 26453952, while the sum is 66.

The spelling of 16189999734 in words is "sixteen billion, one hundred eighty-nine million, nine hundred ninety-nine thousand, seven hundred thirty-four".