1268852404000 has 96 divisors (see below), whose sum is σ = 3122395226496. Its totient is φ = 506755475200.

The previous prime is 1268852403977. The next prime is 1268852404007. The reversal of 1268852404000 is 4042588621.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (1268852404007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2342859 + ... + 2833141.

It is an arithmetic number, because the mean of its divisors is an integer number (32524950276).

Almost surely, 2^{1268852404000} is an apocalyptic number.

1268852404000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1268852404000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1561197613248).

1268852404000 is an abundant number, since it is smaller than the sum of its proper divisors (1853542822496).

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

1268852404000 is an equidigital number, since it uses as much as digits as its factorization.

1268852404000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490955 (or 490937 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 40.

The spelling of 1268852404000 in words is "one trillion, two hundred sixty-eight billion, eight hundred fifty-two million, four hundred four thousand".