13206780316 has 12 divisors (see below), whose sum is σ = 23125496688. Its totient is φ = 6599495552.

The previous prime is 13206780311. The next prime is 13206780331. The reversal of 13206780316 is 61308760231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13206780311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 966016 + ... + 979591.

It is an arithmetic number, because the mean of its divisors is an integer number (1927124724).

Almost surely, 2^13206780316 is an apocalyptic number.

It is an amenable number.

13206780316 is a deficient number, since it is larger than the sum of its proper divisors (9918716372).

13206780316 is a wasteful number, since it uses less digits than its factorization.

13206780316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1947308 (or 1947306 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 37.

The spelling of 13206780316 in words is "thirteen billion, two hundred six million, seven hundred eighty thousand, three hundred sixteen".