1338838859750 has 32 divisors (see below), whose sum is σ = 2864350112832. Its totient is φ = 459030465600.

The previous prime is 1338838859749. The next prime is 1338838859773. The reversal of 1338838859750 is 579588388331.

It is a happy number.

It is a Smith number, since the sum of its digits (68) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 382523639 + ... + 382527138.

It is an arithmetic number, because the mean of its divisors is an integer number (89510941026).

Almost surely, 2^{1338838859750} is an apocalyptic number.

1338838859750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1338838859750 is an abundant number, since it is smaller than the sum of its proper divisors (1525511253082).

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

1338838859750 is an equidigital number, since it uses as much as digits as its factorization.

1338838859750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 765050801 (or 765050791 counting only the distinct ones).

The product of its (nonzero) digits is 174182400, while the sum is 68.

The spelling of 1338838859750 in words is "one trillion, three hundred thirty-eight billion, eight hundred thirty-eight million, eight hundred fifty-nine thousand, seven hundred fifty".