122025660444 has 72 divisors (see below), whose sum is σ = 312495572480. Its totient is φ = 40145559552.

The previous prime is 122025660389. The next prime is 122025660457. The reversal of 122025660444 is 444066520221.

122025660444 is a `hidden beast` number, since 1 + 2 + 2 + 0 + 2 + 5 + 6 + 604 + 44 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 122025660399 and 122025660408.

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 23 ways as a sum of consecutive naturals, for example, 813252 + ... + 951540.

Almost surely, 2^122025660444 is an apocalyptic number.

It is an amenable number.

122025660444 is an abundant number, since it is smaller than the sum of its proper divisors (190469912036).

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

122025660444 is a wasteful number, since it uses less digits than its factorization.

122025660444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138619 (or 138614 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

The spelling of 122025660444 in words is "one hundred twenty-two billion, twenty-five million, six hundred sixty thousand, four hundred forty-four".