13463646072 has 32 divisors (see below), whose sum is σ = 33665680080. Its totient is φ = 4487006720.

The previous prime is 13463646071. The next prime is 13463646083. The reversal of 13463646072 is 27064636431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13463646071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77422 + ... + 181442.

Almost surely, 2^13463646072 is an apocalyptic number.

13463646072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13463646072 is an abundant number, since it is smaller than the sum of its proper divisors (20202034008).

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

13463646072 is a wasteful number, since it uses less digits than its factorization.

13463646072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109423 (or 109419 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 42.

The spelling of 13463646072 in words is "thirteen billion, four hundred sixty-three million, six hundred forty-six thousand, seventy-two".