6379773869 has 4 divisors (see below), whose sum is σ = 7291170144. Its totient is φ = 5468377596.

The previous prime is 6379773863. The next prime is 6379773893. The reversal of 6379773869 is 9683779736.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6379773869 - 2⁸ = 6379773613 is a prime.

It is a super-2 number, since 2×6379773869² = 81403029239150458322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6379773863) 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, 455698127 + ... + 455698140.

It is an arithmetic number, because the mean of its divisors is an integer number (1822792536).

Almost surely, 2^6379773869 is an apocalyptic number.

It is an amenable number.

6379773869 is a deficient number, since it is larger than the sum of its proper divisors (911396275).

6379773869 is an equidigital number, since it uses as much as digits as its factorization.

6379773869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 911396274.

The product of its digits is 72013536, while the sum is 65.

The square root of 6379773869 is about 79873.4866460705. The cubic root of 6379773869 is about 1854.6776072656.

The spelling of 6379773869 in words is "six billion, three hundred seventy-nine million, seven hundred seventy-three thousand, eight hundred sixty-nine".