55568145 has 8 divisors (see below), whose sum is σ = 88909056. Its totient is φ = 29636336.

The previous prime is 55568143. The next prime is 55568153. The reversal of 55568145 is 54186555.

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

It is a cyclic number.

It is not a de Polignac number, because 55568145 - 2¹ = 55568143 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55568143) 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, 1852257 + ... + 1852286.

It is an arithmetic number, because the mean of its divisors is an integer number (11113632).

Almost surely, 2^55568145 is an apocalyptic number.

It is an amenable number.

55568145 is a deficient number, since it is larger than the sum of its proper divisors (33340911).

55568145 is a wasteful number, since it uses less digits than its factorization.

55568145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3704551.

The product of its digits is 120000, while the sum is 39.

The square root of 55568145 is about 7454.4044027675. The cubic root of 55568145 is about 381.6002346403.

The spelling of 55568145 in words is "fifty-five million, five hundred sixty-eight thousand, one hundred forty-five".