13637406457042 has 8 divisors (see below), whose sum is σ = 21659410255356. Its totient is φ = 6417603038592.

The previous prime is 13637406457027. The next prime is 13637406457091. The reversal of 13637406457042 is 24075460473631.

13637406457042 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 2 ways, for example, as 13435076521321 + 202329935721 = 3665389^2 + 449811^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200550094923 + ... + 200550094990.

Almost surely, 2^{13637406457042} is an apocalyptic number.

13637406457042 is a deficient number, since it is larger than the sum of its proper divisors (8022003798314).

13637406457042 is a wasteful number, since it uses less digits than its factorization.

13637406457042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401100189932.

The product of its (nonzero) digits is 10160640, while the sum is 52.

The spelling of 13637406457042 in words is "thirteen trillion, six hundred thirty-seven billion, four hundred six million, four hundred fifty-seven thousand, forty-two".