55565323 has 4 divisors (see below), whose sum is σ = 60616728. Its totient is φ = 50513920.

The previous prime is 55565317. The next prime is 55565339. The reversal of 55565323 is 32356555.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55565323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55565023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2525686 + ... + 2525707.

It is an arithmetic number, because the mean of its divisors is an integer number (15154182).

Almost surely, 2^55565323 is an apocalyptic number.

55565323 is a deficient number, since it is larger than the sum of its proper divisors (5051405).

55565323 is a wasteful number, since it uses less digits than its factorization.

55565323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5051404.

The product of its digits is 67500, while the sum is 34.

The square root of 55565323 is about 7454.2151162949. The cubic root of 55565323 is about 381.5937747396.

The spelling of 55565323 in words is "fifty-five million, five hundred sixty-five thousand, three hundred twenty-three".