13731744474 has 48 divisors (see below), whose sum is σ = 34070712000. Its totient is φ = 3915475200.

The previous prime is 13731744451. The next prime is 13731744503. The reversal of 13731744474 is 47444713731.

13731744474 is a `hidden beast` number, since 1 + 3 + 7 + 3 + 174 + 4 + 474 = 666.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 46327 + ... + 172074.

It is an arithmetic number, because the mean of its divisors is an integer number (709806500).

Almost surely, 2^13731744474 is an apocalyptic number.

13731744474 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

13731744474 is an abundant number, since it is smaller than the sum of its proper divisors (20338967526).

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

13731744474 is a wasteful number, since it uses less digits than its factorization.

13731744474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218915 (or 218912 counting only the distinct ones).

The product of its digits is 790272, while the sum is 45.

The spelling of 13731744474 in words is "thirteen billion, seven hundred thirty-one million, seven hundred forty-four thousand, four hundred seventy-four".