16909462752 has 192 divisors, whose sum is σ = 55064346624. Its totient is φ = 4424232960.

The previous prime is 16909462733. The next prime is 16909462781. The reversal of 16909462752 is 25726490961.

It is a super-2 number, since 2×16909462752² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16909462695 and 16909462704.

It is a congruent number.

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, 1101852 + ... + 1117092.

It is an arithmetic number, because the mean of its divisors is an integer number (286793472).

Almost surely, 2^16909462752 is an apocalyptic number.

16909462752 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16909462752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27532173312).

16909462752 is an abundant number, since it is smaller than the sum of its proper divisors (38154883872).

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

16909462752 is a wasteful number, since it uses less digits than its factorization.

16909462752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15401 (or 15393 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 51.

The spelling of 16909462752 in words is "sixteen billion, nine hundred nine million, four hundred sixty-two thousand, seven hundred fifty-two".