1268003235744 has 216 divisors, whose sum is σ = 4441342005828. Its totient is φ = 340975595520.

The previous prime is 1268003235739. The next prime is 1268003235757. The reversal of 1268003235744 is 4475323008621.

1268003235744 is a `hidden beast` number, since 1 + 268 + 0 + 0 + 32 + 357 + 4 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1103735145744 + 164268090000 = 1050588^2 + 405300^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1268003235744.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2402827 + ... + 2882634.

Almost surely, 2^{1268003235744} is an apocalyptic number.

1268003235744 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1268003235744 is an abundant number, since it is smaller than the sum of its proper divisors (3173338770084).

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

1268003235744 is a wasteful number, since it uses less digits than its factorization.

1268003235744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5285508 (or 5285490 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 45.

The spelling of 1268003235744 in words is "one trillion, two hundred sixty-eight billion, three million, two hundred thirty-five thousand, seven hundred forty-four".