135567601627 has 4 divisors (see below), whose sum is σ = 141461845200. Its totient is φ = 129673358056.

The previous prime is 135567601619. The next prime is 135567601643. The reversal of 135567601627 is 726106765531.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 135567601627 - 2³ = 135567601619 is a prime.

It is a super-2 number, since 2×135567601627² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135567607627) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2947121752 + ... + 2947121797.

It is an arithmetic number, because the mean of its divisors is an integer number (35365461300).

Almost surely, 2^135567601627 is an apocalyptic number.

135567601627 is a deficient number, since it is larger than the sum of its proper divisors (5894243573).

135567601627 is an equidigital number, since it uses as much as digits as its factorization.

135567601627 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5894243572.

The product of its (nonzero) digits is 1587600, while the sum is 49.

The spelling of 135567601627 in words is "one hundred thirty-five billion, five hundred sixty-seven million, six hundred one thousand, six hundred twenty-seven".