135837661112 has 16 divisors (see below), whose sum is σ = 255241008360. Its totient is φ = 67773392224.

The previous prime is 135837661103. The next prime is 135837661129. The reversal of 135837661112 is 211166738531.

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 3 ways as a sum of consecutive naturals, for example, 18175823 + ... + 18183294.

Almost surely, 2^135837661112 is an apocalyptic number.

It is an amenable number.

135837661112 is a deficient number, since it is larger than the sum of its proper divisors (119403347248).

135837661112 is a wasteful number, since it uses less digits than its factorization.

135837661112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36359590 (or 36359586 counting only the distinct ones).

The product of its digits is 181440, while the sum is 44.

The spelling of 135837661112 in words is "one hundred thirty-five billion, eight hundred thirty-seven million, six hundred sixty-one thousand, one hundred twelve".