556516441 has 16 divisors (see below), whose sum is σ = 658304640. Its totient is φ = 465505920.

The previous prime is 556516439. The next prime is 556516463. The reversal of 556516441 is 144615655.

It is a cyclic number.

It is not a de Polignac number, because 556516441 - 2¹ = 556516439 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 556516441.

It is not an unprimeable number, because it can be changed into a prime (556516141) 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 15 ways as a sum of consecutive naturals, for example, 43300 + ... + 54661.

It is an arithmetic number, because the mean of its divisors is an integer number (41144040).

Almost surely, 2^556516441 is an apocalyptic number.

It is an amenable number.

556516441 is a deficient number, since it is larger than the sum of its proper divisors (101788199).

556516441 is a wasteful number, since it uses less digits than its factorization.

556516441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98016.

The product of its digits is 72000, while the sum is 37.

The square root of 556516441 is about 23590.6006918010. The cubic root of 556516441 is about 822.5443679161.

It can be divided in two parts, 556516 and 441, that multiplied together give a square (245423556 = 15666²).

The spelling of 556516441 in words is "five hundred fifty-six million, five hundred sixteen thousand, four hundred forty-one".