5541875640 has 192 divisors, whose sum is σ = 21294187200. Its totient is φ = 1223018496.

The previous prime is 5541875617. The next prime is 5541875641. The reversal of 5541875640 is 465781455.

5541875640 is a `hidden beast` number, since 5 + 5 + 4 + 1 + 87 + 564 + 0 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5541875641) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 35164 + ... + 110996.

It is an arithmetic number, because the mean of its divisors is an integer number (110907225).

Almost surely, 2^5541875640 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 5541875640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10647093600).

5541875640 is an abundant number, since it is smaller than the sum of its proper divisors (15752311560).

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

5541875640 is a wasteful number, since it uses less digits than its factorization.

5541875640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75886 (or 75879 counting only the distinct ones).

The product of its (nonzero) digits is 672000, while the sum is 45.

The square root of 5541875640 is about 74443.7750251826. The cubic root of 5541875640 is about 1769.6427125242.

The spelling of 5541875640 in words is "five billion, five hundred forty-one million, eight hundred seventy-five thousand, six hundred forty".