552011211561 has 8 divisors (see below), whose sum is σ = 736021127520. Its totient is φ = 368004384992.

The previous prime is 552011211551. The next prime is 552011211593. The reversal of 552011211561 is 165112110255.

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

It is a cyclic number.

It is not a de Polignac number, because 552011211561 - 2¹¹ = 552011209513 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (552011211551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 317091 + ... + 1097528.

It is an arithmetic number, because the mean of its divisors is an integer number (92002640940).

Almost surely, 2^552011211561 is an apocalyptic number.

It is an amenable number.

552011211561 is a deficient number, since it is larger than the sum of its proper divisors (184009915959).

552011211561 is a wasteful number, since it uses less digits than its factorization.

552011211561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1544695.

The product of its (nonzero) digits is 3000, while the sum is 30.

The spelling of 552011211561 in words is "five hundred fifty-two billion, eleven million, two hundred eleven thousand, five hundred sixty-one".