5115540424 has 16 divisors (see below), whose sum is σ = 9592455600. Its totient is φ = 2557552272.

The previous prime is 5115540371. The next prime is 5115540457. The reversal of 5115540424 is 4240455115.

It is a happy 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, 118167 + ... + 155545.

It is an arithmetic number, because the mean of its divisors is an integer number (599528475).

Almost surely, 2^5115540424 is an apocalyptic number.

It is an amenable number.

5115540424 is a deficient number, since it is larger than the sum of its proper divisors (4476915176).

5115540424 is a wasteful number, since it uses less digits than its factorization.

5115540424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54492 (or 54488 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 31.

The square root of 5115540424 is about 71523.0062567283. The cubic root of 5115540424 is about 1723.0471970200.

Adding to 5115540424 its reverse (4240455115), we get a palindrome (9355995539).

The spelling of 5115540424 in words is "five billion, one hundred fifteen million, five hundred forty thousand, four hundred twenty-four".