54806516853 has 32 divisors (see below), whose sum is σ = 80116713600. Its totient is φ = 33050419200.

The previous prime is 54806516827. The next prime is 54806516893. The reversal of 54806516853 is 35861560845.

It is a happy number.

It is not a de Polignac number, because 54806516853 - 2³³ = 46216582261 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 54806516796 and 54806516805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54806516803) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 13271493 + ... + 13275621.

It is an arithmetic number, because the mean of its divisors is an integer number (2503647300).

Almost surely, 2^54806516853 is an apocalyptic number.

It is an amenable number.

54806516853 is a deficient number, since it is larger than the sum of its proper divisors (25310196747).

54806516853 is a wasteful number, since it uses less digits than its factorization.

54806516853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6053.

The product of its (nonzero) digits is 3456000, while the sum is 51.

The spelling of 54806516853 in words is "fifty-four billion, eight hundred six million, five hundred sixteen thousand, eight hundred fifty-three".