55711158 has 8 divisors (see below), whose sum is σ = 111422328. Its totient is φ = 18570384.

The previous prime is 55711157. The next prime is 55711181. The reversal of 55711158 is 85111755.

55711158 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

55711158 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55711157) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 4642591 + ... + 4642602.

It is an arithmetic number, because the mean of its divisors is an integer number (13927791).

Almost surely, 2^55711158 is an apocalyptic number.

55711158 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

55711158 is a wasteful number, since it uses less digits than its factorization.

55711158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9285198.

The product of its digits is 7000, while the sum is 33.

The square root of 55711158 is about 7463.9907556213. The cubic root of 55711158 is about 381.9273227782.

The spelling of 55711158 in words is "fifty-five million, seven hundred eleven thousand, one hundred fifty-eight".