54216858367 has 4 divisors (see below), whose sum is σ = 61962123856. Its totient is φ = 46471592880.

The previous prime is 54216858361. The next prime is 54216858379. The reversal of 54216858367 is 76385861245.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 54216858367 - 2⁷ = 54216858239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54216858361) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3872632734 + ... + 3872632747.

It is an arithmetic number, because the mean of its divisors is an integer number (15490530964).

Almost surely, 2^54216858367 is an apocalyptic number.

54216858367 is a deficient number, since it is larger than the sum of its proper divisors (7745265489).

54216858367 is an equidigital number, since it uses as much as digits as its factorization.

54216858367 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7745265488.

The product of its digits is 9676800, while the sum is 55.

The spelling of 54216858367 in words is "fifty-four billion, two hundred sixteen million, eight hundred fifty-eight thousand, three hundred sixty-seven".