55536871 has 8 divisors (see below), whose sum is σ = 60178160. Its totient is φ = 50948352.

The previous prime is 55536869. The next prime is 55536911. The reversal of 55536871 is 17863555.

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

It is not a de Polignac number, because 55536871 - 2¹ = 55536869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55536821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10986 + ... + 15223.

It is an arithmetic number, because the mean of its divisors is an integer number (7522270).

Almost surely, 2^55536871 is an apocalyptic number.

55536871 is a deficient number, since it is larger than the sum of its proper divisors (4641289).

55536871 is a wasteful number, since it uses less digits than its factorization.

55536871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26385.

The product of its digits is 126000, while the sum is 40.

The square root of 55536871 is about 7452.3064215047. The cubic root of 55536871 is about 381.5286324342.

The spelling of 55536871 in words is "fifty-five million, five hundred thirty-six thousand, eight hundred seventy-one".