5541257568 has 192 divisors, whose sum is σ = 18433820160. Its totient is φ = 1415577600.

The previous prime is 5541257549. The next prime is 5541257581. The reversal of 5541257568 is 8657521455.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 444768 + ... + 457056.

It is an arithmetic number, because the mean of its divisors is an integer number (96009480).

Almost surely, 2^5541257568 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 5541257568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9216910080).

5541257568 is an abundant number, since it is smaller than the sum of its proper divisors (12892562592).

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

5541257568 is a wasteful number, since it uses less digits than its factorization.

5541257568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12381 (or 12373 counting only the distinct ones).

The product of its digits is 1680000, while the sum is 48.

The square root of 5541257568 is about 74439.6236422512. The cubic root of 5541257568 is about 1769.5769220863.

The spelling of 5541257568 in words is "five billion, five hundred forty-one million, two hundred fifty-seven thousand, five hundred sixty-eight".