54544626728 has 16 divisors (see below), whose sum is σ = 105570245760. Its totient is φ = 26392561200.

The previous prime is 54544626659. The next prime is 54544626739. The reversal of 54544626728 is 82762644545.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 54544626728.

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, 109968758 + ... + 109969253.

It is an arithmetic number, because the mean of its divisors is an integer number (6598140360).

Almost surely, 2^54544626728 is an apocalyptic number.

It is an amenable number.

54544626728 is a deficient number, since it is larger than the sum of its proper divisors (51025619032).

54544626728 is a wasteful number, since it uses less digits than its factorization.

54544626728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219938048 (or 219938044 counting only the distinct ones).

The product of its digits is 12902400, while the sum is 53.

The spelling of 54544626728 in words is "fifty-four billion, five hundred forty-four million, six hundred twenty-six thousand, seven hundred twenty-eight".