54857875845 has 8 divisors (see below), whose sum is σ = 87772601376. Its totient is φ = 29257533776.

The previous prime is 54857875817. The next prime is 54857875859.

54857875845 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 54857875845 - 2¹⁶ = 54857810309 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1828595847 + ... + 1828595876.

It is an arithmetic number, because the mean of its divisors is an integer number (10971575172).

Almost surely, 2^54857875845 is an apocalyptic number.

It is an amenable number.

54857875845 is a deficient number, since it is larger than the sum of its proper divisors (32914725531).

54857875845 is a wasteful number, since it uses less digits than its factorization.

54857875845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3657191731.

The product of its digits is 250880000, while the sum is 66.

The spelling of 54857875845 in words is "fifty-four billion, eight hundred fifty-seven million, eight hundred seventy-five thousand, eight hundred forty-five".