552051521 has 8 divisors (see below), whose sum is σ = 633557760. Its totient is φ = 471205728.

The previous prime is 552051499. The next prime is 552051527. The reversal of 552051521 is 125150255.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 552051521 - 2¹⁰ = 552050497 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (552051527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163316 + ... + 166661.

It is an arithmetic number, because the mean of its divisors is an integer number (79194720).

Almost surely, 2^552051521 is an apocalyptic number.

It is an amenable number.

552051521 is a deficient number, since it is larger than the sum of its proper divisors (81506239).

552051521 is a wasteful number, since it uses less digits than its factorization.

552051521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330223.

The product of its (nonzero) digits is 2500, while the sum is 26.

The square root of 552051521 is about 23495.7766630516. The cubic root of 552051521 is about 820.3387064965.

The spelling of 552051521 in words is "five hundred fifty-two million, fifty-one thousand, five hundred twenty-one".