612442573122 has 32 divisors (see below), whose sum is σ = 1333813233600. Its totient is φ = 186733850688.

The previous prime is 612442573111. The next prime is 612442573139. The reversal of 612442573122 is 221375244216.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92622613 + ... + 92629224.

It is an arithmetic number, because the mean of its divisors is an integer number (41681663550).

Almost surely, 2^612442573122 is an apocalyptic number.

612442573122 is an abundant number, since it is smaller than the sum of its proper divisors (721370660478).

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

612442573122 is a wasteful number, since it uses less digits than its factorization.

612442573122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185251890.

The product of its digits is 161280, while the sum is 39.

The spelling of 612442573122 in words is "six hundred twelve billion, four hundred forty-two million, five hundred seventy-three thousand, one hundred twenty-two".