54804455813818 has 4 divisors (see below), whose sum is σ = 82206683720730. Its totient is φ = 27402227906908.

The previous prime is 54804455813743. The next prime is 54804455813831. The reversal of 54804455813818 is 81831855440845.

54804455813818 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 28493742230209 + 26310713583609 = 5337953^2 + 5129397^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 54804455813818.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13701113953453 + ... + 13701113953456.

Almost surely, 2^{54804455813818} is an apocalyptic number.

54804455813818 is a deficient number, since it is larger than the sum of its proper divisors (27402227906912).

54804455813818 is a wasteful number, since it uses less digits than its factorization.

54804455813818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27402227906911.

The product of its (nonzero) digits is 98304000, while the sum is 64.

The spelling of 54804455813818 in words is "fifty-four trillion, eight hundred four billion, four hundred fifty-five million, eight hundred thirteen thousand, eight hundred eighteen".