56188766 has 8 divisors (see below), whose sum is σ = 85101744. Its totient is φ = 27821520.

The previous prime is 56188751. The next prime is 56188777. The reversal of 56188766 is 66788165.

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

It is a self number, because there is not a number n which added to its sum of digits gives 56188766.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136175 + ... + 136586.

It is an arithmetic number, because the mean of its divisors is an integer number (10637718).

Almost surely, 2^56188766 is an apocalyptic number.

56188766 is a deficient number, since it is larger than the sum of its proper divisors (28912978).

56188766 is a wasteful number, since it uses less digits than its factorization.

56188766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272866.

The product of its digits is 483840, while the sum is 47.

The square root of 56188766 is about 7495.9166217348. The cubic root of 56188766 is about 383.0156310727.

The spelling of 56188766 in words is "fifty-six million, one hundred eighty-eight thousand, seven hundred sixty-six".