55056111 has 32 divisors (see below), whose sum is σ = 83597568. Its totient is φ = 31933440.

The previous prime is 55056103. The next prime is 55056121. The reversal of 55056111 is 11165055.

It is not a de Polignac number, because 55056111 - 2³ = 55056103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55056121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 81471 + ... + 82143.

It is an arithmetic number, because the mean of its divisors is an integer number (2612424).

Almost surely, 2^55056111 is an apocalyptic number.

55056111 is a deficient number, since it is larger than the sum of its proper divisors (28541457).

55056111 is a wasteful number, since it uses less digits than its factorization.

55056111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 791.

The product of its (nonzero) digits is 750, while the sum is 24.

The square root of 55056111 is about 7419.9805255809. The cubic root of 55056111 is about 380.4245278584.

The spelling of 55056111 in words is "fifty-five million, fifty-six thousand, one hundred eleven".