135670660052 has 12 divisors (see below), whose sum is σ = 243840510900. Its totient is φ = 66001942656.

The previous prime is 135670660051. The next prime is 135670660061. The reversal of 135670660052 is 250066076531.

It can be written as a sum of positive squares in 2 ways, for example, as 46745034436 + 88925625616 = 216206^2 + 298204^2 .

It is a junction number, because it is equal to n+sod(n) for n = 135670659991 and 135670660009.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135670660051) 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, 458346677 + ... + 458346972.

It is an arithmetic number, because the mean of its divisors is an integer number (20320042575).

Almost surely, 2^135670660052 is an apocalyptic number.

It is an amenable number.

135670660052 is a deficient number, since it is larger than the sum of its proper divisors (108169850848).

135670660052 is a wasteful number, since it uses less digits than its factorization.

135670660052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 916693690 (or 916693688 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 41.

The spelling of 135670660052 in words is "one hundred thirty-five billion, six hundred seventy million, six hundred sixty thousand, fifty-two".