65232423256 has 480 divisors, whose sum is σ = 180246366720. Its totient is φ = 21906339840.

The previous prime is 65232423209. The next prime is 65232423259.

65232423256 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65232423259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 513641065 + ... + 513641191.

It is an arithmetic number, because the mean of its divisors is an integer number (375513264).

Almost surely, 2^65232423256 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65232423256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90123183360).

65232423256 is an abundant number, since it is smaller than the sum of its proper divisors (115013943464).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65232423256 is a wasteful number, since it uses less digits than its factorization.

65232423256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213 (or 177 counting only the distinct ones).

The product of its digits is 518400, while the sum is 40.

The spelling of 65232423256 in words is "sixty-five billion, two hundred thirty-two million, four hundred twenty-three thousand, two hundred fifty-six".