135113446661 has 8 divisors (see below), whose sum is σ = 137027376000. Its totient is φ = 133199820880.

The previous prime is 135113446619. The next prime is 135113446667. The reversal of 135113446661 is 166644311531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 135113446661 - 2²² = 135109252357 is a prime.

It is a super-2 number, since 2×135113446661² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135113446667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 910775 + ... + 1048683.

It is an arithmetic number, because the mean of its divisors is an integer number (17128422000).

Almost surely, 2^135113446661 is an apocalyptic number.

It is an amenable number.

135113446661 is a deficient number, since it is larger than the sum of its proper divisors (1913929339).

135113446661 is a wasteful number, since it uses less digits than its factorization.

135113446661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151779.

The product of its digits is 155520, while the sum is 41.

The spelling of 135113446661 in words is "one hundred thirty-five billion, one hundred thirteen million, four hundred forty-six thousand, six hundred sixty-one".