20125464366227 has 24 divisors (see below), whose sum is σ = 22587445847232. Its totient is φ = 17911898484480.

The previous prime is 20125464366187. The next prime is 20125464366229. The reversal of 20125464366227 is 72266346452102.

It is not a de Polignac number, because 20125464366227 - 2¹² = 20125464362131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20125464366229) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 419798 + ... + 6358235.

It is an arithmetic number, because the mean of its divisors is an integer number (941143576968).

Almost surely, 2^{20125464366227} is an apocalyptic number.

20125464366227 is a deficient number, since it is larger than the sum of its proper divisors (2461981481005).

20125464366227 is a wasteful number, since it uses less digits than its factorization.

20125464366227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6778571 (or 6778560 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 50.

The spelling of 20125464366227 in words is "twenty trillion, one hundred twenty-five billion, four hundred sixty-four million, three hundred sixty-six thousand, two hundred twenty-seven".