1128659493600 has 432 divisors, whose sum is σ = 4077361688400. Its totient is φ = 293625077760.

The previous prime is 1128659493587. The next prime is 1128659493641. The reversal of 1128659493600 is 63949568211.

1128659493600 is a `hidden beast` number, since 1 + 1 + 28 + 6 + 5 + 9 + 4 + 9 + 3 + 600 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 349536786 + ... + 349540014.

Almost surely, 2^{1128659493600} is an apocalyptic number.

1128659493600 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 1128659493600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2038680844200).

1128659493600 is an abundant number, since it is smaller than the sum of its proper divisors (2948702194800).

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

1128659493600 is a wasteful number, since it uses less digits than its factorization.

1128659493600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4427 (or 4411 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 54.

The spelling of 1128659493600 in words is "one trillion, one hundred twenty-eight billion, six hundred fifty-nine million, four hundred ninety-three thousand, six hundred".