1268127888200 has 24 divisors (see below), whose sum is σ = 2948397340530. Its totient is φ = 507251155200.

The previous prime is 1268127888187. The next prime is 1268127888221. The reversal of 1268127888200 is 28887218621.

It can be written as a sum of positive squares in 3 ways, for example, as 1197969652324 + 70158235876 = 1094518^2 + 264874^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3170319521 + ... + 3170319920.

Almost surely, 2^{1268127888200} is an apocalyptic number.

1268127888200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1268127888200 is an abundant number, since it is smaller than the sum of its proper divisors (1680269452330).

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

1268127888200 is a wasteful number, since it uses less digits than its factorization.

1268127888200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6340639457 (or 6340639448 counting only the distinct ones).

The product of its (nonzero) digits is 1376256, while the sum is 53.

The spelling of 1268127888200 in words is "one trillion, two hundred sixty-eight billion, one hundred twenty-seven million, eight hundred eighty-eight thousand, two hundred".