12756013111000 has 128 divisors (see below), whose sum is σ = 30603502762560. Its totient is φ = 4973657472000.

The previous prime is 12756013110989. The next prime is 12756013111081. The reversal of 12756013111000 is 11131065721.

It is a self number, because there is not a number n which added to its sum of digits gives 12756013111000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47549242 + ... + 47816758.

Almost surely, 2^{12756013111000} is an apocalyptic number.

12756013111000 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 12756013111000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15301751381280).

12756013111000 is an abundant number, since it is smaller than the sum of its proper divisors (17847489651560).

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

12756013111000 is a wasteful number, since it uses less digits than its factorization.

12756013111000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268742 (or 268728 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 28.

Adding to 12756013111000 its reverse (11131065721), we get a palindrome (12767144176721).

The spelling of 12756013111000 in words is "twelve trillion, seven hundred fifty-six billion, thirteen million, one hundred eleven thousand".