126722212567225 has 24 divisors (see below), whose sum is σ = 173346667112160. Its totient is φ = 91126085424000.

The previous prime is 126722212567199. The next prime is 126722212567289. The reversal of 126722212567225 is 522765212227621.

It is not a de Polignac number, because 126722212567225 - 2¹⁷ = 126722212436153 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2588784771 + ... + 2588833720.

It is an arithmetic number, because the mean of its divisors is an integer number (7222777796340).

Almost surely, 2^{126722212567225} is an apocalyptic number.

It is an amenable number.

126722212567225 is a deficient number, since it is larger than the sum of its proper divisors (46624454544935).

126722212567225 is a wasteful number, since it uses less digits than its factorization.

126722212567225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5177618601 (or 5177618596 counting only the distinct ones).

The product of its digits is 5644800, while the sum is 52.

The spelling of 126722212567225 in words is "one hundred twenty-six trillion, seven hundred twenty-two billion, two hundred twelve million, five hundred sixty-seven thousand, two hundred twenty-five".