552565222561 has 16 divisors (see below), whose sum is σ = 615668832000. Its totient is φ = 491608241280.

The previous prime is 552565222549. The next prime is 552565222577. The reversal of 552565222561 is 165222565255.

It is a cyclic number.

It is not a de Polignac number, because 552565222561 - 2⁵ = 552565222529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (552565222541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9146125 + ... + 9206341.

It is an arithmetic number, because the mean of its divisors is an integer number (38479302000).

Almost surely, 2^552565222561 is an apocalyptic number.

It is an amenable number.

552565222561 is a deficient number, since it is larger than the sum of its proper divisors (63103609439).

552565222561 is a wasteful number, since it uses less digits than its factorization.

552565222561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78024.

The product of its digits is 1800000, while the sum is 46.

The spelling of 552565222561 in words is "five hundred fifty-two billion, five hundred sixty-five million, two hundred twenty-two thousand, five hundred sixty-one".