133635760513 has 8 divisors (see below), whose sum is σ = 144947827080. Its totient is φ = 122707153920.

The previous prime is 133635760483. The next prime is 133635760529. The reversal of 133635760513 is 315067536331.

It can be written as a sum of positive squares in 4 ways, for example, as 3005561329 + 130630199184 = 54823^2 + 361428^2 .

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 133635760513 - 2⁵ = 133635760481 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 133635760513.

It is not an unprimeable number, because it can be changed into a prime (133635260513) 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, 95864268 + ... + 95865661.

It is an arithmetic number, because the mean of its divisors is an integer number (18118478385).

Almost surely, 2^133635760513 is an apocalyptic number.

It is an amenable number.

133635760513 is a deficient number, since it is larger than the sum of its proper divisors (11312066567).

133635760513 is a wasteful number, since it uses less digits than its factorization.

133635760513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191729987.

The product of its (nonzero) digits is 510300, while the sum is 43.

The spelling of 133635760513 in words is "one hundred thirty-three billion, six hundred thirty-five million, seven hundred sixty thousand, five hundred thirteen".