22550541616 has 80 divisors (see below), whose sum is σ = 47087745120. Its totient is φ = 10423480320.

The previous prime is 22550541593. The next prime is 22550541641. The reversal of 22550541616 is 61614505522.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7087546 + ... + 7090726.

It is an arithmetic number, because the mean of its divisors is an integer number (588596814).

Almost surely, 2^22550541616 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 22550541616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23543872560).

22550541616 is an abundant number, since it is smaller than the sum of its proper divisors (24537203504).

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

22550541616 is a wasteful number, since it uses less digits than its factorization.

22550541616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3662 (or 3656 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 37.

The spelling of 22550541616 in words is "twenty-two billion, five hundred fifty million, five hundred forty-one thousand, six hundred sixteen".