65133130238 has 32 divisors (see below), whose sum is σ = 107253158400. Its totient is φ = 29419774560.

The previous prime is 65133130199. The next prime is 65133130273. The reversal of 65133130238 is 83203133156.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 65133130198 and 65133130207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3594056 + ... + 3612132.

It is an arithmetic number, because the mean of its divisors is an integer number (3351661200).

Almost surely, 2^65133130238 is an apocalyptic number.

65133130238 is a deficient number, since it is larger than the sum of its proper divisors (42120028162).

65133130238 is a wasteful number, since it uses less digits than its factorization.

65133130238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19112.

The product of its (nonzero) digits is 38880, while the sum is 35.

The spelling of 65133130238 in words is "sixty-five billion, one hundred thirty-three million, one hundred thirty thousand, two hundred thirty-eight".