4232117985 has 16 divisors (see below), whose sum is σ = 6989821440. Its totient is φ = 2184318720.

The previous prime is 4232117983. The next prime is 4232118001. The reversal of 4232117985 is 5897112324.

It is not a de Polignac number, because 4232117985 - 2¹ = 4232117983 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4232117983) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4550200 + ... + 4551129.

It is an arithmetic number, because the mean of its divisors is an integer number (436863840).

Almost surely, 2^4232117985 is an apocalyptic number.

It is an amenable number.

4232117985 is a deficient number, since it is larger than the sum of its proper divisors (2757703455).

4232117985 is a wasteful number, since it uses less digits than its factorization.

4232117985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9101368.

The product of its digits is 120960, while the sum is 42.

The square root of 4232117985 is about 65054.7306888592. The cubic root of 4232117985 is about 1617.5309113900.

It can be divided in two parts, 42321 and 17985, that added together give a palindrome (60306).

The spelling of 4232117985 in words is "four billion, two hundred thirty-two million, one hundred seventeen thousand, nine hundred eighty-five".