122889144462 has 16 divisors (see below), whose sum is σ = 280889473152. Its totient is φ = 35111184120.

The previous prime is 122889144457. The next prime is 122889144467. The reversal of 122889144462 is 264441988221.

122889144462 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (122889144457) and next prime (122889144467).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122889144467) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1462965964 + ... + 1462966047.

It is an arithmetic number, because the mean of its divisors is an integer number (17555592072).

Almost surely, 2^122889144462 is an apocalyptic number.

122889144462 is an abundant number, since it is smaller than the sum of its proper divisors (158000328690).

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

122889144462 is a wasteful number, since it uses less digits than its factorization.

122889144462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2925932023.

The product of its digits is 1769472, while the sum is 51.

The spelling of 122889144462 in words is "one hundred twenty-two billion, eight hundred eighty-nine million, one hundred forty-four thousand, four hundred sixty-two".