12966748050 has 96 divisors (see below), whose sum is σ = 33126754752. Its totient is φ = 3354151680.

The previous prime is 12966748043. The next prime is 12966748057. The reversal of 12966748050 is 5084766921.

It is an interprime number because it is at equal distance from previous prime (12966748043) and next prime (12966748057).

It is not an unprimeable number, because it can be changed into a prime (12966748057) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1922484 + ... + 1929216.

It is an arithmetic number, because the mean of its divisors is an integer number (345070362).

Almost surely, 2^12966748050 is an apocalyptic number.

12966748050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 12966748050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16563377376).

12966748050 is an abundant number, since it is smaller than the sum of its proper divisors (20160006702).

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

12966748050 is a wasteful number, since it uses less digits than its factorization.

12966748050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7132 (or 7127 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 48.

The spelling of 12966748050 in words is "twelve billion, nine hundred sixty-six million, seven hundred forty-eight thousand, fifty".