12277225125205 has 16 divisors (see below), whose sum is σ = 14845883399424. Its totient is φ = 9746502964480.

The previous prime is 12277225125197. The next prime is 12277225125229. The reversal of 12277225125205 is 50252152277221.

It is not a de Polignac number, because 12277225125205 - 2³ = 12277225125197 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 11902201 + ... + 12892510.

It is an arithmetic number, because the mean of its divisors is an integer number (927867712464).

Almost surely, 2^{12277225125205} is an apocalyptic number.

It is an amenable number.

12277225125205 is a deficient number, since it is larger than the sum of its proper divisors (2568658274219).

12277225125205 is a wasteful number, since it uses less digits than its factorization.

12277225125205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24795476.

The product of its (nonzero) digits is 392000, while the sum is 43.

The spelling of 12277225125205 in words is "twelve trillion, two hundred seventy-seven billion, two hundred twenty-five million, one hundred twenty-five thousand, two hundred five".