56945384828 has 6 divisors (see below), whose sum is σ = 99654423456. Its totient is φ = 28472692412.

The previous prime is 56945384827. The next prime is 56945384843. The reversal of 56945384828 is 82848354965.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56945384827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7118173100 + ... + 7118173107.

It is an arithmetic number, because the mean of its divisors is an integer number (16609070576).

Almost surely, 2^56945384828 is an apocalyptic number.

It is an amenable number.

56945384828 is a deficient number, since it is larger than the sum of its proper divisors (42709038628).

56945384828 is a wasteful number, since it uses less digits than its factorization.

56945384828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14236346211 (or 14236346209 counting only the distinct ones).

The product of its digits is 66355200, while the sum is 62.

The spelling of 56945384828 in words is "fifty-six billion, nine hundred forty-five million, three hundred eighty-four thousand, eight hundred twenty-eight".