6673774465 has 8 divisors (see below), whose sum is σ = 8009024040. Its totient is φ = 5338689792.

The previous prime is 6673774421. The next prime is 6673774489. The reversal of 6673774465 is 5644773766.

It can be written as a sum of positive squares in 4 ways, for example, as 454243969 + 6219530496 = 21313^2 + 78864^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6673774465 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80487 + ... + 140803.

It is an arithmetic number, because the mean of its divisors is an integer number (1001128005).

Almost surely, 2^6673774465 is an apocalyptic number.

It is an amenable number.

6673774465 is a deficient number, since it is larger than the sum of its proper divisors (1335249575).

6673774465 is a wasteful number, since it uses less digits than its factorization.

6673774465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82451.

The product of its digits is 17781120, while the sum is 55.

The square root of 6673774465 is about 81693.1726951524. The cubic root of 6673774465 is about 1882.7406896251.

The spelling of 6673774465 in words is "six billion, six hundred seventy-three million, seven hundred seventy-four thousand, four hundred sixty-five".