55758171 has 8 divisors (see below), whose sum is σ = 84964864. Its totient is φ = 31861800.

The previous prime is 55758139. The next prime is 55758221. The reversal of 55758171 is 17185755.

It is a happy number.

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

It is not a de Polignac number, because 55758171 - 2⁵ = 55758139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55758671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1327555 + ... + 1327596.

It is an arithmetic number, because the mean of its divisors is an integer number (10620608).

Almost surely, 2^55758171 is an apocalyptic number.

55758171 is a deficient number, since it is larger than the sum of its proper divisors (29206693).

55758171 is a wasteful number, since it uses less digits than its factorization.

55758171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2655161.

The product of its digits is 49000, while the sum is 39.

The square root of 55758171 is about 7467.1394121176. The cubic root of 55758171 is about 382.0347249666.

The spelling of 55758171 in words is "fifty-five million, seven hundred fifty-eight thousand, one hundred seventy-one".