11986022281144 has 16 divisors (see below), whose sum is σ = 23450913159120. Its totient is φ = 5732445438720.

The previous prime is 11986022281049. The next prime is 11986022281153. The reversal of 11986022281144 is 44118222068911.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32570712537 + ... + 32570712904.

It is an arithmetic number, because the mean of its divisors is an integer number (1465682072445).

Almost surely, 2^{11986022281144} is an apocalyptic number.

It is an amenable number.

11986022281144 is a deficient number, since it is larger than the sum of its proper divisors (11464890877976).

11986022281144 is a wasteful number, since it uses less digits than its factorization.

11986022281144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65141425470 (or 65141425466 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 49.

The spelling of 11986022281144 in words is "eleven trillion, nine hundred eighty-six billion, twenty-two million, two hundred eighty-one thousand, one hundred forty-four".