16885297248 has 192 divisors, whose sum is σ = 46785392640. Its totient is φ = 5325465600.

The previous prime is 16885297237. The next prime is 16885297267. The reversal of 16885297248 is 84279258861.

It is a super-2 number, since 2×16885297248² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16885297191 and 16885297200.

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, 33173218 + ... + 33173726.

It is an arithmetic number, because the mean of its divisors is an integer number (243673920).

Almost surely, 2^16885297248 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 16885297248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23392696320).

16885297248 is an abundant number, since it is smaller than the sum of its proper divisors (29900095392).

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

16885297248 is a wasteful number, since it uses less digits than its factorization.

16885297248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 781 (or 773 counting only the distinct ones).

The product of its digits is 15482880, while the sum is 60.

The spelling of 16885297248 in words is "sixteen billion, eight hundred eighty-five million, two hundred ninety-seven thousand, two hundred forty-eight".