5544199440 has 320 divisors, whose sum is σ = 20661177600. Its totient is φ = 1358401536.

The previous prime is 5544199421. The next prime is 5544199459. The reversal of 5544199440 is 449914455.

5544199440 is a `hidden beast` number, since 5 + 544 + 19 + 94 + 4 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (5544199421) and next prime (5544199459).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9743476 + ... + 9744044.

It is an arithmetic number, because the mean of its divisors is an integer number (64566180).

Almost surely, 2^5544199440 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 5544199440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10330588800).

5544199440 is an abundant number, since it is smaller than the sum of its proper divisors (15116978160).

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

5544199440 is a wasteful number, since it uses less digits than its factorization.

5544199440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 951 (or 939 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 45.

The square root of 5544199440 is about 74459.3811416668. The cubic root of 5544199440 is about 1769.8900247672.

The spelling of 5544199440 in words is "five billion, five hundred forty-four million, one hundred ninety-nine thousand, four hundred forty".