135918457674 has 24 divisors (see below), whose sum is σ = 275321521440. Its totient is φ = 44732644632.

The previous prime is 135918457651. The next prime is 135918457679. The reversal of 135918457674 is 476754819531.

135918457674 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (135918457679) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1777414 + ... + 1852305.

It is an arithmetic number, because the mean of its divisors is an integer number (11471730060).

Almost surely, 2^135918457674 is an apocalyptic number.

135918457674 is an abundant number, since it is smaller than the sum of its proper divisors (139403063766).

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

135918457674 is an equidigital number, since it uses as much as digits as its factorization.

135918457674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3629882 (or 3629803 counting only the distinct ones).

The product of its digits is 25401600, while the sum is 60.

The spelling of 135918457674 in words is "one hundred thirty-five billion, nine hundred eighteen million, four hundred fifty-seven thousand, six hundred seventy-four".