55155116 has 6 divisors (see below), whose sum is σ = 96521460. Its totient is φ = 27577556.

The previous prime is 55155109. The next prime is 55155131. The reversal of 55155116 is 61155155.

It is a happy number.

55155116 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a plaindrome in base 16.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 6894386 + ... + 6894393.

It is an arithmetic number, because the mean of its divisors is an integer number (16086910).

Almost surely, 2^55155116 is an apocalyptic number.

It is an amenable number.

55155116 is a deficient number, since it is larger than the sum of its proper divisors (41366344).

55155116 is a wasteful number, since it uses less digits than its factorization.

55155116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13788783 (or 13788781 counting only the distinct ones).

The product of its digits is 3750, while the sum is 29.

The square root of 55155116 is about 7426.6490424686. The cubic root of 55155116 is about 380.6524249120.

The spelling of 55155116 in words is "fifty-five million, one hundred fifty-five thousand, one hundred sixteen".