5499999840 has 96 divisors (see below), whose sum is σ = 17439964416. Its totient is φ = 1456934400.

The previous prime is 5499999833. The next prime is 5499999853. The reversal of 5499999840 is 489999945.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34539 + ... + 110421.

It is an arithmetic number, because the mean of its divisors is an integer number (181666296).

Almost surely, 2^5499999840 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 5499999840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8719982208).

5499999840 is an abundant number, since it is smaller than the sum of its proper divisors (11939964576).

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

5499999840 is a wasteful number, since it uses less digits than its factorization.

5499999840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76052 (or 76044 counting only the distinct ones).

The product of its (nonzero) digits is 37791360, while the sum is 66.

The square root of 5499999840 is about 74161.9837922368. The cubic root of 5499999840 is about 1765.1741505462.

The spelling of 5499999840 in words is "five billion, four hundred ninety-nine million, nine hundred ninety-nine thousand, eight hundred forty".