65113356673 has 8 divisors (see below), whose sum is σ = 65189625480. Its totient is φ = 65037127680.

The previous prime is 65113356643. The next prime is 65113356677. The reversal of 65113356673 is 37665331156.

It is a happy number.

65113356673 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 634435344 + 64478921329 = 25188^2 + 253927^2 .

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 65113356673 - 2¹⁷ = 65113225601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65113356677) 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, 4287213 + ... + 4302373.

It is an arithmetic number, because the mean of its divisors is an integer number (8148703185).

Almost surely, 2^65113356673 is an apocalyptic number.

It is an amenable number.

65113356673 is a deficient number, since it is larger than the sum of its proper divisors (76268807).

65113356673 is a wasteful number, since it uses less digits than its factorization.

65113356673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19907.

The product of its digits is 1020600, while the sum is 46.

The spelling of 65113356673 in words is "sixty-five billion, one hundred thirteen million, three hundred fifty-six thousand, six hundred seventy-three".