4231645963 has 4 divisors (see below), whose sum is σ = 4258599280. Its totient is φ = 4204692648.

The previous prime is 4231645949. The next prime is 4231645991. The reversal of 4231645963 is 3695461324.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4231645963 - 2¹⁷ = 4231514891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4231645903) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13476423 + ... + 13476736.

It is an arithmetic number, because the mean of its divisors is an integer number (1064649820).

Almost surely, 2^4231645963 is an apocalyptic number.

4231645963 is a deficient number, since it is larger than the sum of its proper divisors (26953317).

4231645963 is a wasteful number, since it uses less digits than its factorization.

4231645963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26953316.

The product of its digits is 466560, while the sum is 43.

The square root of 4231645963 is about 65051.1027039511. The cubic root of 4231645963 is about 1617.4707729781.

The spelling of 4231645963 in words is "four billion, two hundred thirty-one million, six hundred forty-five thousand, nine hundred sixty-three".