122738594904 has 384 divisors, whose sum is σ = 364280716800. Its totient is φ = 37234391040.

The previous prime is 122738594887. The next prime is 122738594921. The reversal of 122738594904 is 409495837221.

122738594904 is a `hidden beast` number, since 1 + 2 + 2 + 73 + 85 + 9 + 490 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (122738594887) and next prime (122738594921).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 678113694 + ... + 678113874.

It is an arithmetic number, because the mean of its divisors is an integer number (948647700).

Almost surely, 2^122738594904 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122738594904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182140358400).

122738594904 is an abundant number, since it is smaller than the sum of its proper divisors (241542121896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122738594904 is a wasteful number, since it uses less digits than its factorization.

122738594904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455 (or 448 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 54.

The spelling of 122738594904 in words is "one hundred twenty-two billion, seven hundred thirty-eight million, five hundred ninety-four thousand, nine hundred four".