5127821552 has 80 divisors (see below), whose sum is σ = 11650087680. Its totient is φ = 2140701696.

The previous prime is 5127821521. The next prime is 5127821581. The reversal of 5127821552 is 2551287215.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2084099 + ... + 2086557.

It is an arithmetic number, because the mean of its divisors is an integer number (145626096).

Almost surely, 2^5127821552 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 5127821552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5825043840).

5127821552 is an abundant number, since it is smaller than the sum of its proper divisors (6522266128).

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

5127821552 is a wasteful number, since it uses less digits than its factorization.

5127821552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2950 (or 2944 counting only the distinct ones).

The product of its digits is 56000, while the sum is 38.

The square root of 5127821552 is about 71608.8091787596. The cubic root of 5127821552 is about 1724.4249629333.

The spelling of 5127821552 in words is "five billion, one hundred twenty-seven million, eight hundred twenty-one thousand, five hundred fifty-two".