122669382478 has 16 divisors (see below), whose sum is σ = 188581450176. Its totient is φ = 59810319360.

The previous prime is 122669382457. The next prime is 122669382487. The reversal of 122669382478 is 874283966221.

It is a happy number.

122669382478 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 180726 + ... + 527257.

It is an arithmetic number, because the mean of its divisors is an integer number (11786340636).

Almost surely, 2^122669382478 is an apocalyptic number.

122669382478 is a deficient number, since it is larger than the sum of its proper divisors (65912067698).

122669382478 is a wasteful number, since it uses less digits than its factorization.

122669382478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 710139.

The product of its digits is 13934592, while the sum is 58.

The spelling of 122669382478 in words is "one hundred twenty-two billion, six hundred sixty-nine million, three hundred eighty-two thousand, four hundred seventy-eight".