1123308283616 has 48 divisors (see below), whose sum is σ = 2309500771200. Its totient is φ = 536807238528.

The previous prime is 1123308283613. The next prime is 1123308283627. The reversal of 1123308283616 is 6163828033211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123308283613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 320495 + ... + 1532753.

It is an arithmetic number, because the mean of its divisors is an integer number (48114599400).

Almost surely, 2^{1123308283616} is an apocalyptic number.

1123308283616 is a gapful number since it is divisible by the number (16) 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 1123308283616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1154750385600).

1123308283616 is an abundant number, since it is smaller than the sum of its proper divisors (1186192487584).

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

1123308283616 is a wasteful number, since it uses less digits than its factorization.

1123308283616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1213551 (or 1213543 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 44.

The spelling of 1123308283616 in words is "one trillion, one hundred twenty-three billion, three hundred eight million, two hundred eighty-three thousand, six hundred sixteen".