135175148661 has 32 divisors (see below), whose sum is σ = 218156571648. Its totient is φ = 72679622400.

The previous prime is 135175148639. The next prime is 135175148699. The reversal of 135175148661 is 166841571531.

It is not a de Polignac number, because 135175148661 - 2⁶ = 135175148597 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 135175148661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135175148611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1325646 + ... + 1423968.

It is an arithmetic number, because the mean of its divisors is an integer number (6817392864).

Almost surely, 2^135175148661 is an apocalyptic number.

It is an amenable number.

135175148661 is a deficient number, since it is larger than the sum of its proper divisors (82981422987).

135175148661 is a wasteful number, since it uses less digits than its factorization.

135175148661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102201.

The product of its digits is 604800, while the sum is 48.

The spelling of 135175148661 in words is "one hundred thirty-five billion, one hundred seventy-five million, one hundred forty-eight thousand, six hundred sixty-one".