1268746026850 has 48 divisors (see below), whose sum is σ = 2416799975616. Its totient is φ = 495396440000.

The previous prime is 1268746026761. The next prime is 1268746026851. The reversal of 1268746026850 is 586206478621.

It is a junction number, because it is equal to n+sod(n) for n = 1268746026791 and 1268746026800.

It is not an unprimeable number, because it can be changed into a prime (1268746026851) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1410724 + ... + 2127823.

It is an arithmetic number, because the mean of its divisors is an integer number (50349999492).

Almost surely, 2^{1268746026850} is an apocalyptic number.

1268746026850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1268746026850 is a deficient number, since it is larger than the sum of its proper divisors (1148053948766).

1268746026850 is a wasteful number, since it uses less digits than its factorization.

1268746026850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3538731 (or 3538726 counting only the distinct ones).

The product of its (nonzero) digits is 7741440, while the sum is 55.

The spelling of 1268746026850 in words is "one trillion, two hundred sixty-eight billion, seven hundred forty-six million, twenty-six thousand, eight hundred fifty".