55641167 has 4 divisors (see below), whose sum is σ = 55657536. Its totient is φ = 55624800.

The previous prime is 55641161. The next prime is 55641199. The reversal of 55641167 is 76114655.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 55641167 - 2¹⁴ = 55624783 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 (55641161) 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 3 ways as a sum of consecutive naturals, for example, 959 + ... + 10592.

It is an arithmetic number, because the mean of its divisors is an integer number (13914384).

Almost surely, 2^55641167 is an apocalyptic number.

55641167 is a deficient number, since it is larger than the sum of its proper divisors (16369).

55641167 is a wasteful number, since it uses less digits than its factorization.

55641167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16368.

The product of its digits is 25200, while the sum is 35.

The square root of 55641167 is about 7459.3007044897. The cubic root of 55641167 is about 381.7673148704.

The spelling of 55641167 in words is "fifty-five million, six hundred forty-one thousand, one hundred sixty-seven".