55473114816 has 336 divisors, whose sum is σ = 191022732000. Its totient is φ = 15739508736.

The previous prime is 55473114803. The next prime is 55473114871. The reversal of 55473114816 is 61841137455.

55473114816 is a `hidden beast` number, since 55 + 473 + 114 + 8 + 16 = 666.

It is a tau number, because it is divible by the number of its divisors (336).

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 47 ways as a sum of consecutive naturals, for example, 12613930 + ... + 12618326.

Almost surely, 2^55473114816 is an apocalyptic number.

55473114816 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55473114816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95511366000).

55473114816 is an abundant number, since it is smaller than the sum of its proper divisors (135549617184).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55473114816 is a wasteful number, since it uses less digits than its factorization.

55473114816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4581 (or 4558 counting only the distinct ones).

The product of its digits is 403200, while the sum is 45.

The spelling of 55473114816 in words is "fifty-five billion, four hundred seventy-three million, one hundred fourteen thousand, eight hundred sixteen".