54245665616 has 10 divisors (see below), whose sum is σ = 105100977162. Its totient is φ = 27122832800.

The previous prime is 54245665571. The next prime is 54245665633. The reversal of 54245665616 is 61656654245.

It can be written as a sum of positive squares in only one way, i.e., 54244273216 + 1392400 = 232904^2 + 1180^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1695177035 + ... + 1695177066.

Almost surely, 2^54245665616 is an apocalyptic number.

It is an amenable number.

54245665616 is a deficient number, since it is larger than the sum of its proper divisors (50855311546).

54245665616 is a wasteful number, since it uses less digits than its factorization.

54245665616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3390354109 (or 3390354103 counting only the distinct ones).

The product of its digits is 5184000, while the sum is 50.

The spelling of 54245665616 in words is "fifty-four billion, two hundred forty-five million, six hundred sixty-five thousand, six hundred sixteen".