54447405568 has 40 divisors (see below), whose sum is σ = 108809713188. Its totient is φ = 27218386944.

The previous prime is 54447405563. The next prime is 54447405577. The reversal of 54447405568 is 86550474445.

It can be written as a sum of positive squares in 2 ways, for example, as 54397165824 + 50239744 = 233232^2 + 7088^2 .

It is not an unprimeable number, because it can be changed into a prime (54447405563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4690780 + ... + 4702372.

Almost surely, 2^54447405568 is an apocalyptic number.

It is an amenable number.

54447405568 is a deficient number, since it is larger than the sum of its proper divisors (54362307620).

54447405568 is an equidigital number, since it uses as much as digits as its factorization.

54447405568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20784 (or 20768 counting only the distinct ones).

The product of its (nonzero) digits is 10752000, while the sum is 52.

The spelling of 54447405568 in words is "fifty-four billion, four hundred forty-seven million, four hundred five thousand, five hundred sixty-eight".