16972894116 has 48 divisors (see below), whose sum is σ = 45193102080. Its totient is φ = 5504721120.

The previous prime is 16972894073. The next prime is 16972894117. The reversal of 16972894116 is 61149827961.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (16972894117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2119740 + ... + 2127731.

It is an arithmetic number, because the mean of its divisors is an integer number (941522960).

Almost surely, 2^16972894116 is an apocalyptic number.

It is an amenable number.

16972894116 is an abundant number, since it is smaller than the sum of its proper divisors (28220207964).

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

16972894116 is a wasteful number, since it uses less digits than its factorization.

16972894116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4247521 (or 4247513 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 54.

The spelling of 16972894116 in words is "sixteen billion, nine hundred seventy-two million, eight hundred ninety-four thousand, one hundred sixteen".