5271550887840 has 768 divisors, whose sum is σ = 17871114240000. Its totient is φ = 1303762452480.

The previous prime is 5271550887797. The next prime is 5271550887857. The reversal of 5271550887840 is 487880551725.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 14683985581 + ... + 14683985939.

It is an arithmetic number, because the mean of its divisors is an integer number (23269680000).

Almost surely, 2^{5271550887840} 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 5271550887840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8935557120000).

5271550887840 is an abundant number, since it is smaller than the sum of its proper divisors (12599563352160).

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

5271550887840 is a wasteful number, since it uses less digits than its factorization.

5271550887840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 773 (or 765 counting only the distinct ones).

The product of its (nonzero) digits is 25088000, while the sum is 60.

The spelling of 5271550887840 in words is "five trillion, two hundred seventy-one billion, five hundred fifty million, eight hundred eighty-seven thousand, eight hundred forty".