12913272000 has 168 divisors, whose sum is σ = 46193183712. Its totient is φ = 3443520000.

The previous prime is 12913271999. The next prime is 12913272011. The reversal of 12913272000 is 27231921.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17676 + ... + 161675.

Almost surely, 2^12913272000 is an apocalyptic number.

12913272000 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 12913272000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23096591856).

12913272000 is an abundant number, since it is smaller than the sum of its proper divisors (33279911712).

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

12913272000 is a wasteful number, since it uses less digits than its factorization.

12913272000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179384 (or 179361 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The spelling of 12913272000 in words is "twelve billion, nine hundred thirteen million, two hundred seventy-two thousand".