4634432440431 has 4 divisors (see below), whose sum is σ = 6179243253912. Its totient is φ = 3089621626952.

The previous prime is 4634432440387. The next prime is 4634432440433. The reversal of 4634432440431 is 1340442344364.

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 4634432440431 - 2¹⁷ = 4634432309359 is a prime.

It is a super-2 number, since 2×4634432440431² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4634432440433) 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, 772405406736 + ... + 772405406741.

It is an arithmetic number, because the mean of its divisors is an integer number (1544810813478).

Almost surely, 2^{4634432440431} is an apocalyptic number.

4634432440431 is a deficient number, since it is larger than the sum of its proper divisors (1544810813481).

4634432440431 is a wasteful number, since it uses less digits than its factorization.

4634432440431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1544810813480.

The product of its (nonzero) digits is 1327104, while the sum is 42.

Adding to 4634432440431 its reverse (1340442344364), we get a palindrome (5974874784795).

The spelling of 4634432440431 in words is "four trillion, six hundred thirty-four billion, four hundred thirty-two million, four hundred forty thousand, four hundred thirty-one".