54856336416072 has 16 divisors (see below), whose sum is σ = 137140841040240. Its totient is φ = 18285445472016.

The previous prime is 54856336416067. The next prime is 54856336416157. The reversal of 54856336416072 is 27061463365845.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 54856336415997 and 54856336416015.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1142840341978 + ... + 1142840342025.

It is an arithmetic number, because the mean of its divisors is an integer number (8571302565015).

Almost surely, 2^{54856336416072} is an apocalyptic number.

It is an amenable number.

54856336416072 is an abundant number, since it is smaller than the sum of its proper divisors (82284504624168).

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

54856336416072 is a wasteful number, since it uses less digits than its factorization.

54856336416072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2285680684012 (or 2285680684008 counting only the distinct ones).

The product of its (nonzero) digits is 87091200, while the sum is 60.

The spelling of 54856336416072 in words is "fifty-four trillion, eight hundred fifty-six billion, three hundred thirty-six million, four hundred sixteen thousand, seventy-two".