547921353839 has 4 divisors (see below), whose sum is σ = 548136143280. Its totient is φ = 547706564400.

The previous prime is 547921353821. The next prime is 547921353877. The reversal of 547921353839 is 938353129745.

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 547921353839 - 2¹⁶ = 547921288303 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 (547921353139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107390894 + ... + 107395995.

It is an arithmetic number, because the mean of its divisors is an integer number (137034035820).

Almost surely, 2^547921353839 is an apocalyptic number.

547921353839 is a deficient number, since it is larger than the sum of its proper divisors (214789441).

547921353839 is a wasteful number, since it uses less digits than its factorization.

547921353839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214789440.

The product of its digits is 24494400, while the sum is 59.

The spelling of 547921353839 in words is "five hundred forty-seven billion, nine hundred twenty-one million, three hundred fifty-three thousand, eight hundred thirty-nine".