5231115444 has 48 divisors (see below), whose sum is σ = 12257796096. Its totient is φ = 1736316000.

The previous prime is 5231115431. The next prime is 5231115457. The reversal of 5231115444 is 4445111325.

It is an interprime number because it is at equal distance from previous prime (5231115431) and next prime (5231115457).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4544269 + ... + 4545419.

It is an arithmetic number, because the mean of its divisors is an integer number (255370752).

Almost surely, 2^5231115444 is an apocalyptic number.

It is an amenable number.

5231115444 is an abundant number, since it is smaller than the sum of its proper divisors (7026680652).

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

5231115444 is a wasteful number, since it uses less digits than its factorization.

5231115444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2436 (or 2434 counting only the distinct ones).

The product of its digits is 9600, while the sum is 30.

The square root of 5231115444 is about 72326.4505143174. The cubic root of 5231115444 is about 1735.9269070466.

Adding to 5231115444 its reverse (4445111325), we get a palindrome (9676226769).

The spelling of 5231115444 in words is "five billion, two hundred thirty-one million, one hundred fifteen thousand, four hundred forty-four".