122553305572 has 12 divisors (see below), whose sum is σ = 216472662000. Its totient is φ = 60703973576.

The previous prime is 122553305561. The next prime is 122553305573. The reversal of 122553305572 is 275503355221.

It is not an unprimeable number, because it can be changed into a prime (122553305573) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 143169322 + ... + 143170177.

It is an arithmetic number, because the mean of its divisors is an integer number (18039388500).

Almost surely, 2^122553305572 is an apocalyptic number.

It is an amenable number.

122553305572 is a deficient number, since it is larger than the sum of its proper divisors (93919356428).

122553305572 is a wasteful number, since it uses less digits than its factorization.

122553305572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286339610 (or 286339608 counting only the distinct ones).

The product of its (nonzero) digits is 315000, while the sum is 40.

The spelling of 122553305572 in words is "one hundred twenty-two billion, five hundred fifty-three million, three hundred five thousand, five hundred seventy-two".