13731074450 has 24 divisors (see below), whose sum is σ = 25649433108. Its totient is φ = 5468852480.

The previous prime is 13731074431. The next prime is 13731074473. The reversal of 13731074450 is 5447013731.

13731074450 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 3715268209 + 10015806241 = 60953^2 + 100079^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 13731074450.

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 11 ways as a sum of consecutive naturals, for example, 577667 + ... + 600966.

Almost surely, 2^13731074450 is an apocalyptic number.

13731074450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13731074450 is a deficient number, since it is larger than the sum of its proper divisors (11918358658).

13731074450 is a wasteful number, since it uses less digits than its factorization.

13731074450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1178878 (or 1178873 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 35.

The spelling of 13731074450 in words is "thirteen billion, seven hundred thirty-one million, seventy-four thousand, four hundred fifty".