8047377427 has 4 divisors (see below), whose sum is σ = 8048810160. Its totient is φ = 8045944696.

The previous prime is 8047377421. The next prime is 8047377467. The reversal of 8047377427 is 7247737408.

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 8047377427 - 2¹¹ = 8047375379 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8047377421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 707908 + ... + 719185.

It is an arithmetic number, because the mean of its divisors is an integer number (2012202540).

Almost surely, 2^8047377427 is an apocalyptic number.

8047377427 is a deficient number, since it is larger than the sum of its proper divisors (1432733).

8047377427 is a wasteful number, since it uses less digits than its factorization.

8047377427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1432732.

The product of its (nonzero) digits is 1843968, while the sum is 49.

The square root of 8047377427 is about 89707.1760061591. The cubic root of 8047377427 is about 2003.9403506368.

The spelling of 8047377427 in words is "eight billion, forty-seven million, three hundred seventy-seven thousand, four hundred twenty-seven".