1155246666112 has 256 divisors, whose sum is σ = 2943986342400. Its totient is φ = 438526771200.

The previous prime is 1155246666043. The next prime is 1155246666139. The reversal of 1155246666112 is 2116666425511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 65701162 + ... + 65718742.

It is an arithmetic number, because the mean of its divisors is an integer number (11499946650).

Almost surely, 2^{1155246666112} 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 1155246666112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1471993171200).

1155246666112 is an abundant number, since it is smaller than the sum of its proper divisors (1788739676288).

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

1155246666112 is a wasteful number, since it uses less digits than its factorization.

1155246666112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17785 (or 17773 counting only the distinct ones).

The product of its digits is 518400, while the sum is 46.

It can be divided in two parts, 11552 and 46666112, that added together give a palindrome (46677664).

The spelling of 1155246666112 in words is "one trillion, one hundred fifty-five billion, two hundred forty-six million, six hundred sixty-six thousand, one hundred twelve".