5565531156 has 12 divisors (see below), whose sum is σ = 12986239392. Its totient is φ = 1855177048.

The previous prime is 5565531133. The next prime is 5565531193. The reversal of 5565531156 is 6511355655.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 231897120 + ... + 231897143.

It is an arithmetic number, because the mean of its divisors is an integer number (1082186616).

Almost surely, 2^5565531156 is an apocalyptic number.

It is an amenable number.

5565531156 is an abundant number, since it is smaller than the sum of its proper divisors (7420708236).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5565531156 is a wasteful number, since it uses less digits than its factorization.

5565531156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463794270 (or 463794268 counting only the distinct ones).

The product of its digits is 337500, while the sum is 42.

The square root of 5565531156 is about 74602.4875992751. The cubic root of 5565531156 is about 1772.1570471785.

The spelling of 5565531156 in words is "five billion, five hundred sixty-five million, five hundred thirty-one thousand, one hundred fifty-six".