65879475723 has 12 divisors (see below), whose sum is σ = 95567654520. Its totient is φ = 43731152736.

The previous prime is 65879475707. The next prime is 65879475799. The reversal of 65879475723 is 32757497856.

65879475723 is a `hidden beast` number, since 6 + 58 + 7 + 9 + 4 + 7 + 572 + 3 = 666.

65879475723 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 65879475723 - 2⁴ = 65879475707 is a prime.

It is not an unprimeable number, because it can be changed into a prime (65879475703) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15705933 + ... + 15710126.

It is an arithmetic number, because the mean of its divisors is an integer number (7963971210).

Almost surely, 2^65879475723 is an apocalyptic number.

65879475723 is a deficient number, since it is larger than the sum of its proper divisors (29688178797).

65879475723 is a wasteful number, since it uses less digits than its factorization.

65879475723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31416298 (or 31416295 counting only the distinct ones).

The product of its digits is 88905600, while the sum is 63.

The spelling of 65879475723 in words is "sixty-five billion, eight hundred seventy-nine million, four hundred seventy-five thousand, seven hundred twenty-three".