13961374424532 has 18 divisors (see below), whose sum is σ = 35291252017658. Its totient is φ = 4653791474832.

The previous prime is 13961374424527. The next prime is 13961374424623. The reversal of 13961374424532 is 23542447316931.

13961374424532 is a `hidden beast` number, since 1 + 3 + 9 + 6 + 13 + 74 + 4 + 24 + 532 = 666.

13961374424532 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 only one way, i.e., 13769472604176 + 191901820356 = 3710724^2 + 438066^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 193907978083 + ... + 193907978154.

Almost surely, 2^{13961374424532} is an apocalyptic number.

13961374424532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13961374424532 is an abundant number, since it is smaller than the sum of its proper divisors (21329877593126).

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

13961374424532 is a wasteful number, since it uses less digits than its factorization.

13961374424532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 387815956247 (or 387815956242 counting only the distinct ones).

The product of its digits is 13063680, while the sum is 54.

The spelling of 13961374424532 in words is "thirteen trillion, nine hundred sixty-one billion, three hundred seventy-four million, four hundred twenty-four thousand, five hundred thirty-two".