55667165 has 8 divisors (see below), whose sum is σ = 68955648. Its totient is φ = 43097040.

The previous prime is 55667159. The next prime is 55667167. The reversal of 55667165 is 56176655.

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

It is not a de Polignac number, because 55667165 - 2⁸ = 55666909 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 (55667167) 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, 179417 + ... + 179726.

It is an arithmetic number, because the mean of its divisors is an integer number (8619456).

Almost surely, 2^55667165 is an apocalyptic number.

It is an amenable number.

55667165 is a deficient number, since it is larger than the sum of its proper divisors (13288483).

55667165 is a wasteful number, since it uses less digits than its factorization.

55667165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359179.

The product of its digits is 189000, while the sum is 41.

The square root of 55667165 is about 7461.0431576288. The cubic root of 55667165 is about 381.8267651046.

The spelling of 55667165 in words is "fifty-five million, six hundred sixty-seven thousand, one hundred sixty-five".