7773873466 has 4 divisors (see below), whose sum is σ = 11660810202. Its totient is φ = 3886936732.

The previous prime is 7773873449. The next prime is 7773873469. The reversal of 7773873466 is 6643783777.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6770821225 + 1003052241 = 82285^2 + 31671^2 .

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 self number, because there is not a number n which added to its sum of digits gives 7773873466.

It is not an unprimeable number, because it can be changed into a prime (7773873469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1943468365 + ... + 1943468368.

Almost surely, 2^7773873466 is an apocalyptic number.

7773873466 is a deficient number, since it is larger than the sum of its proper divisors (3886936736).

7773873466 is a wasteful number, since it uses less digits than its factorization.

7773873466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3886936735.

The product of its digits is 24893568, while the sum is 58.

The square root of 7773873466 is about 88169.5722230748. The cubic root of 7773873466 is about 1980.9757346059.

The spelling of 7773873466 in words is "seven billion, seven hundred seventy-three million, eight hundred seventy-three thousand, four hundred sixty-six".