135039642067 has 8 divisors (see below), whose sum is σ = 147323252160. Its totient is φ = 122757245160.

The previous prime is 135039642053. The next prime is 135039642131. The reversal of 135039642067 is 760246930531.

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

It is not a de Polignac number, because 135039642067 - 2²³ = 135031253459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135039642047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62217 + ... + 523402.

It is an arithmetic number, because the mean of its divisors is an integer number (18415406520).

Almost surely, 2^135039642067 is an apocalyptic number.

135039642067 is a deficient number, since it is larger than the sum of its proper divisors (12283610093).

135039642067 is a wasteful number, since it uses less digits than its factorization.

135039642067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 606593.

The product of its (nonzero) digits is 816480, while the sum is 46.

The spelling of 135039642067 in words is "one hundred thirty-five billion, thirty-nine million, six hundred forty-two thousand, sixty-seven".