16913642928 has 160 divisors (see below), whose sum is σ = 54254194176. Its totient is φ = 4421136384.

The previous prime is 16913642909. The next prime is 16913642969. The reversal of 16913642928 is 82924631961.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 476451 + ... + 510717.

Almost surely, 2^16913642928 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16913642928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27127097088).

16913642928 is an abundant number, since it is smaller than the sum of its proper divisors (37340551248).

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

16913642928 is a wasteful number, since it uses less digits than its factorization.

16913642928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34411 (or 34405 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 51.

The spelling of 16913642928 in words is "sixteen billion, nine hundred thirteen million, six hundred forty-two thousand, nine hundred twenty-eight".