135623067601 has 8 divisors (see below), whose sum is σ = 158295617280. Its totient is φ = 113774974368.

The previous prime is 135623067583. The next prime is 135623067617. The reversal of 135623067601 is 106760326531.

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

It is a cyclic number.

It is not a de Polignac number, because 135623067601 - 2⁷ = 135623067473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135623067631) 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, 206113756 + ... + 206114413.

It is an arithmetic number, because the mean of its divisors is an integer number (19786952160).

Almost surely, 2^135623067601 is an apocalyptic number.

It is an amenable number.

135623067601 is a deficient number, since it is larger than the sum of its proper divisors (22672549679).

135623067601 is an equidigital number, since it uses as much as digits as its factorization.

135623067601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412228223.

The product of its (nonzero) digits is 136080, while the sum is 40.

The spelling of 135623067601 in words is "one hundred thirty-five billion, six hundred twenty-three million, sixty-seven thousand, six hundred one".