1123598889360 has 640 divisors, whose sum is σ = 4017537861120. Its totient is φ = 288446054400.

The previous prime is 1123598889341. The next prime is 1123598889437. The reversal of 1123598889360 is 639888953211.

1123598889360 is a `hidden beast` number, since 1 + 1 + 2 + 3 + 598 + 8 + 8 + 9 + 36 + 0 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 3998572420 + ... + 3998572700.

It is an arithmetic number, because the mean of its divisors is an integer number (6277402908).

Almost surely, 2^{1123598889360} is an apocalyptic number.

1123598889360 is a gapful number since it is divisible by the number (10) 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 1123598889360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2008768930560).

1123598889360 is an abundant number, since it is smaller than the sum of its proper divisors (2893938971760).

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

1123598889360 is a wasteful number, since it uses less digits than its factorization.

1123598889360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 784 (or 772 counting only the distinct ones).

The product of its (nonzero) digits is 22394880, while the sum is 63.

The spelling of 1123598889360 in words is "one trillion, one hundred twenty-three billion, five hundred ninety-eight million, eight hundred eighty-nine thousand, three hundred sixty".