55616366 has 8 divisors (see below), whose sum is σ = 89841864. Its totient is φ = 25669080.

The previous prime is 55616317. The next prime is 55616389. The reversal of 55616366 is 66361655.

55616366 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1069520 + ... + 1069571.

It is an arithmetic number, because the mean of its divisors is an integer number (11230233).

Almost surely, 2^55616366 is an apocalyptic number.

55616366 is a deficient number, since it is larger than the sum of its proper divisors (34225498).

55616366 is a wasteful number, since it uses less digits than its factorization.

55616366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2139106.

The product of its digits is 97200, while the sum is 38.

The square root of 55616366 is about 7457.6380979503. The cubic root of 55616366 is about 381.7105845824.

The spelling of 55616366 in words is "fifty-five million, six hundred sixteen thousand, three hundred sixty-six".