54131112205 has 16 divisors (see below), whose sum is σ = 65889564480. Its totient is φ = 42684167808.

The previous prime is 54131112199. The next prime is 54131112227. The reversal of 54131112205 is 50221113145.

It is a cyclic number.

It is not a de Polignac number, because 54131112205 - 2³ = 54131112197 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 54131112205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 529374 + ... + 623296.

It is an arithmetic number, because the mean of its divisors is an integer number (4118097780).

Almost surely, 2^54131112205 is an apocalyptic number.

It is an amenable number.

54131112205 is a deficient number, since it is larger than the sum of its proper divisors (11758452275).

54131112205 is a wasteful number, since it uses less digits than its factorization.

54131112205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95580.

The product of its (nonzero) digits is 1200, while the sum is 25.

The spelling of 54131112205 in words is "fifty-four billion, one hundred thirty-one million, one hundred twelve thousand, two hundred five".