122875264044 has 144 divisors (see below), whose sum is σ = 339201338112. Its totient is φ = 37277525376.

The previous prime is 122875264037. The next prime is 122875264079. The reversal of 122875264044 is 440462578221.

122875264044 is a `hidden beast` number, since 1 + 2 + 2 + 87 + 526 + 4 + 0 + 44 = 666.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 21244777 + ... + 21250559.

It is an arithmetic number, because the mean of its divisors is an integer number (2355564848).

Almost surely, 2^122875264044 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 122875264044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (169600669056).

122875264044 is an abundant number, since it is smaller than the sum of its proper divisors (216326074068).

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

122875264044 is a wasteful number, since it uses less digits than its factorization.

122875264044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6436 (or 6431 counting only the distinct ones).

The product of its (nonzero) digits is 860160, while the sum is 45.

The spelling of 122875264044 in words is "one hundred twenty-two billion, eight hundred seventy-five million, two hundred sixty-four thousand, forty-four".