122507075566 has 16 divisors (see below), whose sum is σ = 183905821440. Its totient is φ = 61205159680.

The previous prime is 122507075533. The next prime is 122507075597. The reversal of 122507075566 is 665570705221.

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, 21653010 + ... + 21658666.

It is an arithmetic number, because the mean of its divisors is an integer number (11494113840).

Almost surely, 2^122507075566 is an apocalyptic number.

122507075566 is a deficient number, since it is larger than the sum of its proper divisors (61398745874).

122507075566 is a wasteful number, since it uses less digits than its factorization.

122507075566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12299.

The product of its (nonzero) digits is 882000, while the sum is 46.

The spelling of 122507075566 in words is "one hundred twenty-two billion, five hundred seven million, seventy-five thousand, five hundred sixty-six".