552051550521 has 40 divisors (see below), whose sum is σ = 872645076864. Its totient is φ = 347074580160.

The previous prime is 552051550517. The next prime is 552051550541. The reversal of 552051550521 is 125055150255.

552051550521 is a `hidden beast` number, since 5 + 5 + 2 + 0 + 51 + 550 + 52 + 1 = 666.

It is not a de Polignac number, because 552051550521 - 2² = 552051550517 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (552051550541) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1954516 + ... + 2219061.

Almost surely, 2^552051550521 is an apocalyptic number.

It is an amenable number.

552051550521 is a deficient number, since it is larger than the sum of its proper divisors (320593526343).

552051550521 is a wasteful number, since it uses less digits than its factorization.

552051550521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4173683 (or 4173674 counting only the distinct ones).

The product of its (nonzero) digits is 62500, while the sum is 36.

The spelling of 552051550521 in words is "five hundred fifty-two billion, fifty-one million, five hundred fifty thousand, five hundred twenty-one".