1149268578412 has 6 divisors (see below), whose sum is σ = 2011220012228. Its totient is φ = 574634289204.

The previous prime is 1149268578407. The next prime is 1149268578421. The reversal of 1149268578412 is 2148758629411.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 143658572298 + ... + 143658572305.

Almost surely, 2^{1149268578412} is an apocalyptic number.

It is an amenable number.

1149268578412 is a deficient number, since it is larger than the sum of its proper divisors (861951433816).

1149268578412 is a wasteful number, since it uses less digits than its factorization.

1149268578412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287317144607 (or 287317144605 counting only the distinct ones).

The product of its digits is 7741440, while the sum is 58.

The spelling of 1149268578412 in words is "one trillion, one hundred forty-nine billion, two hundred sixty-eight million, five hundred seventy-eight thousand, four hundred twelve".