5440350064 has 40 divisors (see below), whose sum is σ = 11194024608. Its totient is φ = 2552524800.

The previous prime is 5440350049. The next prime is 5440350107. The reversal of 5440350064 is 4600530445.

5440350064 is a modest number, since divided by 350064 gives 5440 as remainder.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61989 + ... + 121339.

Almost surely, 2^5440350064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5440350064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5597012304).

5440350064 is an abundant number, since it is smaller than the sum of its proper divisors (5753674544).

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

5440350064 is a wasteful number, since it uses less digits than its factorization.

5440350064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59713 (or 59707 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 31.

The square root of 5440350064 is about 73758.7287309102. The cubic root of 5440350064 is about 1758.7695928527.

The spelling of 5440350064 in words is "five billion, four hundred forty million, three hundred fifty thousand, sixty-four".