13923180324 has 72 divisors (see below), whose sum is σ = 36403540992. Its totient is φ = 4483854720.

The previous prime is 13923180317. The next prime is 13923180361. The reversal of 13923180324 is 42308132931.

13923180324 is a `hidden beast` number, since 13 + 9 + 2 + 318 + 0 + 324 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 106237 + ... + 197819.

It is an arithmetic number, because the mean of its divisors is an integer number (505604736).

Almost surely, 2^13923180324 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 13923180324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18201770496).

13923180324 is an abundant number, since it is smaller than the sum of its proper divisors (22480360668).

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

13923180324 is a wasteful number, since it uses less digits than its factorization.

13923180324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91737 (or 91732 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The spelling of 13923180324 in words is "thirteen billion, nine hundred twenty-three million, one hundred eighty thousand, three hundred twenty-four".