13506512796 has 72 divisors (see below), whose sum is σ = 39131514240. Its totient is φ = 3847857696.

The previous prime is 13506512783. The next prime is 13506512837. The reversal of 13506512796 is 69721560531.

13506512796 is a `hidden beast` number, since 1 + 3 + 506 + 51 + 2 + 7 + 96 = 666.

It is a congruent number.

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, 10215 + ... + 164673.

Almost surely, 2^13506512796 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13506512796, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19565757120).

13506512796 is an abundant number, since it is smaller than the sum of its proper divisors (25625001444).

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

13506512796 is a wasteful number, since it uses less digits than its factorization.

13506512796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154823 (or 154818 counting only the distinct ones).

The product of its (nonzero) digits is 340200, while the sum is 45.

The spelling of 13506512796 in words is "thirteen billion, five hundred six million, five hundred twelve thousand, seven hundred ninety-six".