1286125441368 has 64 divisors (see below), whose sum is σ = 3308995810560. Its totient is φ = 416265111936.

The previous prime is 1286125441343. The next prime is 1286125441399. The reversal of 1286125441368 is 8631445216821.

It is a super-2 number, since 2×1286125441368² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1286125441368.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1054546 + ... + 1919457.

It is an arithmetic number, because the mean of its divisors is an integer number (51703059540).

Almost surely, 2^{1286125441368} is an apocalyptic number.

It is an amenable number.

1286125441368 is an abundant number, since it is smaller than the sum of its proper divisors (2022870369192).

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

1286125441368 is a wasteful number, since it uses less digits than its factorization.

1286125441368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2974536 (or 2974532 counting only the distinct ones).

The product of its digits is 2211840, while the sum is 51.

The spelling of 1286125441368 in words is "one trillion, two hundred eighty-six billion, one hundred twenty-five million, four hundred forty-one thousand, three hundred sixty-eight".