5440043616 has 48 divisors (see below), whose sum is σ = 16320132864. Its totient is φ = 1554297984.

The previous prime is 5440043593. The next prime is 5440043633. The reversal of 5440043616 is 6163400445.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4046980 + ... + 4048323.

It is an arithmetic number, because the mean of its divisors is an integer number (340002768).

Almost surely, 2^5440043616 is an apocalyptic number.

5440043616 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

5440043616 is an abundant number, since it is smaller than the sum of its proper divisors (10880089248).

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

5440043616 is a wasteful number, since it uses less digits than its factorization.

5440043616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8095323 (or 8095315 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 5440043616 is about 73756.6513339645. The cubic root of 5440043616 is about 1758.7365691478.

The spelling of 5440043616 in words is "five billion, four hundred forty million, forty-three thousand, six hundred sixteen".