55251116 has 24 divisors (see below), whose sum is σ = 98702016. Its totient is φ = 27054720.

The previous prime is 55251113. The next prime is 55251121. The reversal of 55251116 is 61115255.

It is not an unprimeable number, because it can be changed into a prime (55251113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89240 + ... + 89856.

It is an arithmetic number, because the mean of its divisors is an integer number (4112584).

Almost surely, 2^55251116 is an apocalyptic number.

It is an amenable number.

55251116 is a deficient number, since it is larger than the sum of its proper divisors (43450900).

55251116 is a wasteful number, since it uses less digits than its factorization.

55251116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1049 (or 1047 counting only the distinct ones).

The product of its digits is 1500, while the sum is 26.

The square root of 55251116 is about 7433.1094435640. The cubic root of 55251116 is about 380.8731445511.

The spelling of 55251116 in words is "fifty-five million, two hundred fifty-one thousand, one hundred sixteen".