4774447669 has 4 divisors (see below), whose sum is σ = 4803037344. Its totient is φ = 4745857996.

The previous prime is 4774447607. The next prime is 4774447687. The reversal of 4774447669 is 9667444774.

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 4774447669 - 2⁷ = 4774447541 is a prime.

It is a super-2 number, since 2×4774447669² = 45590701088039067122, which contains 22 as substring.

It is a Smith number, since the sum of its digits (58) 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 a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4774447169) 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, 14294587 + ... + 14294920.

It is an arithmetic number, because the mean of its divisors is an integer number (1200759336).

Almost surely, 2^4774447669 is an apocalyptic number.

It is an amenable number.

4774447669 is a deficient number, since it is larger than the sum of its proper divisors (28589675).

4774447669 is a wasteful number, since it uses less digits than its factorization.

4774447669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28589674.

The product of its digits is 28449792, while the sum is 58.

The square root of 4774447669 is about 69097.3781629954. The cubic root of 4774447669 is about 1683.8667157589.

The spelling of 4774447669 in words is "four billion, seven hundred seventy-four million, four hundred forty-seven thousand, six hundred sixty-nine".