122560745891044 has 12 divisors (see below), whose sum is σ = 216485803490544. Its totient is φ = 60707659179464.

The previous prime is 122560745891041. The next prime is 122560745891071. The reversal of 122560745891044 is 440198547065221.

It is a happy number.

It is a super-2 number, since 2×122560745891044² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 122560745891044.

It is not an unprimeable number, because it can be changed into a prime (122560745891041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 143178441034 + ... + 143178441889.

It is an arithmetic number, because the mean of its divisors is an integer number (18040483624212).

Almost surely, 2^{122560745891044} is an apocalyptic number.

It is an amenable number.

122560745891044 is a deficient number, since it is larger than the sum of its proper divisors (93925057599500).

122560745891044 is a wasteful number, since it uses less digits than its factorization.

122560745891044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286356883034 (or 286356883032 counting only the distinct ones).

The product of its (nonzero) digits is 19353600, while the sum is 58.

The spelling of 122560745891044 in words is "one hundred twenty-two trillion, five hundred sixty billion, seven hundred forty-five million, eight hundred ninety-one thousand, forty-four".