3725681567227 has 4 divisors (see below), whose sum is σ = 3767543157960. Its totient is φ = 3683819976496.

The previous prime is 3725681567219. The next prime is 3725681567239. The reversal of 3725681567227 is 7227651865273.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3725681567227 - 2³ = 3725681567219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3725681567527) 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, 20930795233 + ... + 20930795410.

It is an arithmetic number, because the mean of its divisors is an integer number (941885789490).

Almost surely, 2^{3725681567227} is an apocalyptic number.

3725681567227 is a deficient number, since it is larger than the sum of its proper divisors (41861590733).

3725681567227 is an equidigital number, since it uses as much as digits as its factorization.

3725681567227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41861590732.

The product of its digits is 59270400, while the sum is 61.

The spelling of 3725681567227 in words is "three trillion, seven hundred twenty-five billion, six hundred eighty-one million, five hundred sixty-seven thousand, two hundred twenty-seven".