556029422281 has 4 divisors (see below), whose sum is σ = 556205217232. Its totient is φ = 555853627332.

The previous prime is 556029422257. The next prime is 556029422297. The reversal of 556029422281 is 182224920655.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 182224920655 = 5 ⋅36444984131.

It is a cyclic number.

It is not a de Polignac number, because 556029422281 - 2¹³ = 556029414089 is a prime.

It is a super-2 number, since 2×556029422281² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (556029422681) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87892731 + ... + 87899056.

It is an arithmetic number, because the mean of its divisors is an integer number (139051304308).

Almost surely, 2^556029422281 is an apocalyptic number.

It is an amenable number.

556029422281 is a deficient number, since it is larger than the sum of its proper divisors (175794951).

556029422281 is a wasteful number, since it uses less digits than its factorization.

556029422281 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175794950.

The product of its (nonzero) digits is 691200, while the sum is 46.

The spelling of 556029422281 in words is "five hundred fifty-six billion, twenty-nine million, four hundred twenty-two thousand, two hundred eighty-one".