986438107423 has 2 divisors, whose sum is σ = 986438107424. Its totient is φ = 986438107422.

The previous prime is 986438107387. The next prime is 986438107453. The reversal of 986438107423 is 324701834689.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-986438107423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (986438107453) by changing a digit.

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 as a sum of consecutive naturals, namely, 493219053711 + 493219053712.

It is an arithmetic number, because the mean of its divisors is an integer number (493219053712).

Almost surely, 2^986438107423 is an apocalyptic number.

986438107423 is a deficient number, since it is larger than the sum of its proper divisors (1).

986438107423 is an equidigital number, since it uses as much as digits as its factorization.

986438107423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6967296, while the sum is 55.

The spelling of 986438107423 in words is "nine hundred eighty-six billion, four hundred thirty-eight million, one hundred seven thousand, four hundred twenty-three".