27505042854 has 8 divisors (see below), whose sum is σ = 55010085720. Its totient is φ = 9168347616.

The previous prime is 27505042843. The next prime is 27505042921. The reversal of 27505042854 is 45824050572.

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

27505042854 is an admirable number.

It is a Curzon number.

It is a congruent number.

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, 2292086899 + ... + 2292086910.

It is an arithmetic number, because the mean of its divisors is an integer number (6876260715).

Almost surely, 2^27505042854 is an apocalyptic number.

27505042854 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

27505042854 is a wasteful number, since it uses less digits than its factorization.

27505042854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4584173814.

The product of its (nonzero) digits is 448000, while the sum is 42.

The spelling of 27505042854 in words is "twenty-seven billion, five hundred five million, forty-two thousand, eight hundred fifty-four".