1143485868308 has 72 divisors (see below), whose sum is σ = 2368672437600. Its totient is φ = 481472749632.

The previous prime is 1143485868289. The next prime is 1143485868313. The reversal of 1143485868308 is 8038685843411.

It is a Harshad number since it is a multiple of its sum of digits (59).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20011883 + ... + 20068941.

It is an arithmetic number, because the mean of its divisors is an integer number (32898228300).

Almost surely, 2^{1143485868308} 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 1143485868308, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1184336218800).

1143485868308 is an abundant number, since it is smaller than the sum of its proper divisors (1225186569292).

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

1143485868308 is a wasteful number, since it uses less digits than its factorization.

1143485868308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58869 (or 58860 counting only the distinct ones).

The product of its (nonzero) digits is 17694720, while the sum is 59.

The spelling of 1143485868308 in words is "one trillion, one hundred forty-three billion, four hundred eighty-five million, eight hundred sixty-eight thousand, three hundred eight".