5111442544 has 20 divisors (see below), whose sum is σ = 10665221896. Its totient is φ = 2359127232.

The previous prime is 5111442517. The next prime is 5111442569. The reversal of 5111442544 is 4452441115.

It is a super-2 number, since 2×5111442544² = 52253689761226383872, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12286914 + ... + 12287329.

Almost surely, 2^5111442544 is an apocalyptic number.

It is an amenable number.

5111442544 is an abundant number, since it is smaller than the sum of its proper divisors (5553779352).

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

5111442544 is a wasteful number, since it uses less digits than its factorization.

5111442544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24574264 (or 24574258 counting only the distinct ones).

The product of its digits is 12800, while the sum is 31.

The square root of 5111442544 is about 71494.3532315665. The cubic root of 5111442544 is about 1722.5869832205.

Adding to 5111442544 its reverse (4452441115), we get a palindrome (9563883659).

The spelling of 5111442544 in words is "five billion, one hundred eleven million, four hundred forty-two thousand, five hundred forty-four".