984423325813 has 4 divisors (see below), whose sum is σ = 985088029068. Its totient is φ = 983758622560.

The previous prime is 984423325793. The next prime is 984423325819. The reversal of 984423325813 is 318523324489.

It is a happy number.

984423325813 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 632149026084 + 352274299729 = 795078^2 + 593527^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-984423325813 is a prime.

It is a super-2 number, since 2×984423325813² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (984423325819) 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, 332349406 + ... + 332352367.

It is an arithmetic number, because the mean of its divisors is an integer number (246272007267).

Almost surely, 2^984423325813 is an apocalyptic number.

It is an amenable number.

984423325813 is a deficient number, since it is larger than the sum of its proper divisors (664703255).

984423325813 is a wasteful number, since it uses less digits than its factorization.

984423325813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 664703254.

The product of its digits is 4976640, while the sum is 52.

The spelling of 984423325813 in words is "nine hundred eighty-four billion, four hundred twenty-three million, three hundred twenty-five thousand, eight hundred thirteen".