4752569845521 has 12 divisors (see below), whose sum is σ = 6864848565120. Its totient is φ = 3168368148600.

The previous prime is 4752569845511. The next prime is 4752569845553. The reversal of 4752569845521 is 1255489652574.

4752569845521 is a `hidden beast` number, since 4 + 7 + 5 + 2 + 5 + 69 + 8 + 45 + 521 = 666.

It is not a de Polignac number, because 4752569845521 - 2¹⁰ = 4752569844497 is a prime.

It is a super-2 number, since 2×4752569845521² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4752569845511) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 2089000 + ... + 3724118.

It is an arithmetic number, because the mean of its divisors is an integer number (572070713760).

Almost surely, 2^{4752569845521} is an apocalyptic number.

It is an amenable number.

4752569845521 is a deficient number, since it is larger than the sum of its proper divisors (2112278719599).

4752569845521 is a wasteful number, since it uses less digits than its factorization.

4752569845521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1958076 (or 1958073 counting only the distinct ones).

The product of its digits is 120960000, while the sum is 63.

The spelling of 4752569845521 in words is "four trillion, seven hundred fifty-two billion, five hundred sixty-nine million, eight hundred forty-five thousand, five hundred twenty-one".