135666626024 has 16 divisors (see below), whose sum is σ = 254567506020. Its totient is φ = 67781957760.

The previous prime is 135666626023. The next prime is 135666626083. The reversal of 135666626024 is 420626666531.

It is a happy number.

135666626024 is digitally balanced in base 3, 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 135578604100 + 88021924 = 368210^2 + 9382^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 135666626024.

It is not an unprimeable number, because it can be changed into a prime (135666626023) 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, 6408179 + ... + 6429314.

Almost surely, 2^135666626024 is an apocalyptic number.

It is an amenable number.

135666626024 is a deficient number, since it is larger than the sum of its proper divisors (118900879996).

135666626024 is a wasteful number, since it uses less digits than its factorization.

135666626024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12838820 (or 12838816 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 47.

The spelling of 135666626024 in words is "one hundred thirty-five billion, six hundred sixty-six million, six hundred twenty-six thousand, twenty-four".