13265280000 has 990 divisors, whose sum is σ = 56862810576. Its totient is φ = 2967552000.

The previous prime is 13265279983. The next prime is 13265280019. The reversal of 13265280000 is 8256231.

13265280000 is a `hidden beast` number, since 1 + 3 + 2 + 652 + 8 + 0 + 0 + 0 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 89 ways as a sum of consecutive naturals, for example, 282239977 + ... + 282240023.

Almost surely, 2^13265280000 is an apocalyptic number.

13265280000 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 13265280000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28431405288).

13265280000 is an abundant number, since it is smaller than the sum of its proper divisors (43597530576).

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

13265280000 is an equidigital number, since it uses as much as digits as its factorization.

13265280000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107 (or 64 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The spelling of 13265280000 in words is "thirteen billion, two hundred sixty-five million, two hundred eighty thousand".