556111060551 has 12 divisors (see below), whose sum is σ = 803350889640. Its totient is φ = 370704080400.

The previous prime is 556111060541. The next prime is 556111060567. The reversal of 556111060551 is 155060111655.

It is a happy number.

It is not a de Polignac number, because 556111060551 - 2⁹ = 556111060039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556111060541) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2955900 + ... + 3138401.

It is an arithmetic number, because the mean of its divisors is an integer number (66945907470).

Almost surely, 2^556111060551 is an apocalyptic number.

556111060551 is a deficient number, since it is larger than the sum of its proper divisors (247239829089).

556111060551 is a wasteful number, since it uses less digits than its factorization.

556111060551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6104446 (or 6104443 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 36.

The spelling of 556111060551 in words is "five hundred fifty-six billion, one hundred eleven million, sixty thousand, five hundred fifty-one".