5440749808 has 40 divisors (see below), whose sum is σ = 11371299968. Its totient is φ = 2506920192.

The previous prime is 5440749799. The next prime is 5440749961. The reversal of 5440749808 is 8089470445.

It is a happy number.

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, 104710 + ... + 147802.

Almost surely, 2^5440749808 is an apocalyptic number.

It is an amenable number.

5440749808 is an abundant number, since it is smaller than the sum of its proper divisors (5930550160).

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

5440749808 is a wasteful number, since it uses less digits than its factorization.

5440749808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43721 (or 43715 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 49.

The square root of 5440749808 is about 73761.4384892269. The cubic root of 5440749808 is about 1758.8126685350.

The spelling of 5440749808 in words is "five billion, four hundred forty million, seven hundred forty-nine thousand, eight hundred eight".