5531556551355 has 64 divisors (see below), whose sum is σ = 10290218901120. Its totient is φ = 2816270166528.

The previous prime is 5531556551329. The next prime is 5531556551363.

5531556551355 is a `hidden beast` number, since 5 + 5 + 3 + 1 + 5 + 56 + 551 + 35 + 5 = 666.

5531556551355 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5531556551355 - 2⁶ = 5531556551291 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10182612 + ... + 10712081.

It is an arithmetic number, because the mean of its divisors is an integer number (160784670330).

Almost surely, 2^{5531556551355} is an apocalyptic number.

5531556551355 is a deficient number, since it is larger than the sum of its proper divisors (4758662349765).

5531556551355 is a wasteful number, since it uses less digits than its factorization.

5531556551355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20894797 (or 20894791 counting only the distinct ones).

The product of its digits is 21093750, while the sum is 54.

The spelling of 5531556551355 in words is "five trillion, five hundred thirty-one billion, five hundred fifty-six million, five hundred fifty-one thousand, three hundred fifty-five".