13773923072 has 144 divisors (see below), whose sum is σ = 33964902720. Its totient is φ = 5428740096.

The previous prime is 13773923029. The next prime is 13773923077. The reversal of 13773923072 is 27032937731.

It is not an unprimeable number, because it can be changed into a prime (13773923077) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7290704 + ... + 7292592.

It is an arithmetic number, because the mean of its divisors is an integer number (235867380).

Almost surely, 2^13773923072 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 13773923072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16982451360).

13773923072 is an abundant number, since it is smaller than the sum of its proper divisors (20190979648).

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

13773923072 is a wasteful number, since it uses less digits than its factorization.

13773923072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2238 (or 2224 counting only the distinct ones).

The product of its (nonzero) digits is 333396, while the sum is 44.

The spelling of 13773923072 in words is "thirteen billion, seven hundred seventy-three million, nine hundred twenty-three thousand, seventy-two".