122423559394 has 16 divisors (see below), whose sum is σ = 184041365760. Its totient is φ = 61076492640.

The previous prime is 122423559341. The next prime is 122423559407. The reversal of 122423559394 is 493955324221.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5712439 + ... + 5733829.

It is an arithmetic number, because the mean of its divisors is an integer number (11502585360).

Almost surely, 2^122423559394 is an apocalyptic number.

122423559394 is a deficient number, since it is larger than the sum of its proper divisors (61617806366).

122423559394 is a wasteful number, since it uses less digits than its factorization.

122423559394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27585.

The product of its digits is 2332800, while the sum is 49.

The spelling of 122423559394 in words is "one hundred twenty-two billion, four hundred twenty-three million, five hundred fifty-nine thousand, three hundred ninety-four".