5555561116 has 24 divisors (see below), whose sum is σ = 11347531776. Its totient is φ = 2330295600.

The previous prime is 5555561021. The next prime is 5555561147. The reversal of 5555561116 is 6111655555.

It is a super-2 number, since 2×5555561116² = 61728518627222330912, which contains 22 as substring.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2109460 + ... + 2112091.

It is an arithmetic number, because the mean of its divisors is an integer number (472813824).

Almost surely, 2^5555561116 is an apocalyptic number.

It is an amenable number.

5555561116 is an abundant number, since it is smaller than the sum of its proper divisors (5791970660).

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

5555561116 is a wasteful number, since it uses less digits than its factorization.

5555561116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4221609 (or 4221607 counting only the distinct ones).

The product of its digits is 112500, while the sum is 40.

The square root of 5555561116 is about 74535.6365505789. The cubic root of 5555561116 is about 1771.0982061895.

The spelling of 5555561116 in words is "five billion, five hundred fifty-five million, five hundred sixty-one thousand, one hundred sixteen".