3984497077227 has 4 divisors (see below), whose sum is σ = 5312662769640. Its totient is φ = 2656331384816.

The previous prime is 3984497077217. The next prime is 3984497077241. The reversal of 3984497077227 is 7227707944893.

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 3984497077227 - 2¹² = 3984497073131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3984497077207) 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, 664082846202 + ... + 664082846207.

It is an arithmetic number, because the mean of its divisors is an integer number (1328165692410).

Almost surely, 2^{3984497077227} is an apocalyptic number.

3984497077227 is a deficient number, since it is larger than the sum of its proper divisors (1328165692413).

3984497077227 is a wasteful number, since it uses less digits than its factorization.

3984497077227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1328165692412.

The product of its (nonzero) digits is 298722816, while the sum is 69.

The spelling of 3984497077227 in words is "three trillion, nine hundred eighty-four billion, four hundred ninety-seven million, seventy-seven thousand, two hundred twenty-seven".