16838955224 has 128 divisors (see below), whose sum is σ = 41857966080. Its totient is φ = 6166195200.

The previous prime is 16838955223. The next prime is 16838955253. The reversal of 16838955224 is 42255983861.

It is a happy number.

It is a Cunningham number, because it is equal to 129765²-1.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16838955223) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 502844 + ... + 535284.

It is an arithmetic number, because the mean of its divisors is an integer number (327015360).

Almost surely, 2^16838955224 is an apocalyptic number.

16838955224 is a gapful number since it is divisible by the number (14) 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 16838955224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20928983040).

16838955224 is an abundant number, since it is smaller than the sum of its proper divisors (25019010856).

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

16838955224 is a wasteful number, since it uses less digits than its factorization.

16838955224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32521 (or 32517 counting only the distinct ones).

The product of its digits is 4147200, while the sum is 53.

The spelling of 16838955224 in words is "sixteen billion, eight hundred thirty-eight million, nine hundred fifty-five thousand, two hundred twenty-four".