5440124240 has 40 divisors (see below), whose sum is σ = 12656773248. Its totient is φ = 2174590080.

The previous prime is 5440124233. The next prime is 5440124257. The reversal of 5440124240 is 424210445.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101405 + ... + 145475.

Almost surely, 2^5440124240 is an apocalyptic number.

It is an amenable number.

5440124240 is an abundant number, since it is smaller than the sum of its proper divisors (7216649008).

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

5440124240 is a wasteful number, since it uses less digits than its factorization.

5440124240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45627 (or 45621 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 26.

The square root of 5440124240 is about 73757.1978860369. The cubic root of 5440124240 is about 1758.7452575388.

Adding to 5440124240 its reverse (424210445), we get a palindrome (5864334685).

The spelling of 5440124240 in words is "five billion, four hundred forty million, one hundred twenty-four thousand, two hundred forty".