2281241773328 has 80 divisors (see below), whose sum is σ = 5090390860800. Its totient is φ = 970126502400.

The previous prime is 2281241773313. The next prime is 2281241773397. The reversal of 2281241773328 is 8233771421822.

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, 16468838 + ... + 16606778.

It is an arithmetic number, because the mean of its divisors is an integer number (63629885760).

Almost surely, 2^{2281241773328} is an apocalyptic number.

2281241773328 is a gapful number since it is divisible by the number (28) 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 2281241773328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2545195430400).

2281241773328 is an abundant number, since it is smaller than the sum of its proper divisors (2809149087472).

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

2281241773328 is a wasteful number, since it uses less digits than its factorization.

2281241773328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139096 (or 139090 counting only the distinct ones).

The product of its digits is 1806336, while the sum is 50.

The spelling of 2281241773328 in words is "two trillion, two hundred eighty-one billion, two hundred forty-one million, seven hundred seventy-three thousand, three hundred twenty-eight".