13047377712 has 80 divisors (see below), whose sum is σ = 34820247552. Its totient is φ = 4205537280.

The previous prime is 13047377687. The next prime is 13047377731. The reversal of 13047377712 is 21777374031.

It is a happy number.

13047377712 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2522553 + ... + 2527719.

Almost surely, 2^13047377712 is an apocalyptic number.

13047377712 is a gapful number since it is divisible by the number (12) 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 13047377712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17410123776).

13047377712 is an abundant number, since it is smaller than the sum of its proper divisors (21772869840).

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

13047377712 is a wasteful number, since it uses less digits than its factorization.

13047377712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6906 (or 6900 counting only the distinct ones).

The product of its (nonzero) digits is 172872, while the sum is 42.

The spelling of 13047377712 in words is "thirteen billion, forty-seven million, three hundred seventy-seven thousand, seven hundred twelve".