135042635572 has 24 divisors (see below), whose sum is σ = 255568320000. Its totient is φ = 62066580576.

The previous prime is 135042635569. The next prime is 135042635647. The reversal of 135042635572 is 275536240531.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5420572 + ... + 5445427.

It is an arithmetic number, because the mean of its divisors is an integer number (10648680000).

Almost surely, 2^135042635572 is an apocalyptic number.

It is an amenable number.

135042635572 is a deficient number, since it is larger than the sum of its proper divisors (120525684428).

135042635572 is a wasteful number, since it uses less digits than its factorization.

135042635572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10866255 (or 10866253 counting only the distinct ones).

The product of its (nonzero) digits is 756000, while the sum is 43.

The spelling of 135042635572 in words is "one hundred thirty-five billion, forty-two million, six hundred thirty-five thousand, five hundred seventy-two".