5541323840 has 224 divisors, whose sum is σ = 14855744736. Its totient is φ = 1955266560.

The previous prime is 5541323819. The next prime is 5541323849. The reversal of 5541323840 is 483231455.

It can be written as a sum of positive squares in 16 ways, for example, as 4778680384 + 762643456 = 69128^2 + 27616^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5541323840.

It is not an unprimeable number, because it can be changed into a prime (5541323849) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9039374 + ... + 9039986.

It is an arithmetic number, because the mean of its divisors is an integer number (66320289).

Almost surely, 2^5541323840 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 5541323840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7427872368).

5541323840 is an abundant number, since it is smaller than the sum of its proper divisors (9314420896).

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

5541323840 is a wasteful number, since it uses less digits than its factorization.

5541323840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 737 (or 727 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 35.

The square root of 5541323840 is about 74440.0687801939. The cubic root of 5541323840 is about 1769.5839766182.

The spelling of 5541323840 in words is "five billion, five hundred forty-one million, three hundred twenty-three thousand, eight hundred forty".