7773667216 has 40 divisors (see below), whose sum is σ = 17448934784. Its totient is φ = 3285930240.

The previous prime is 7773667211. The next prime is 7773667217. The reversal of 7773667216 is 6127663777.

It is a super-2 number, since 2×7773667216² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (7773667211) 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 7 ways as a sum of consecutive naturals, for example, 467220 + ... + 483571.

Almost surely, 2^7773667216 is an apocalyptic number.

It is an amenable number.

7773667216 is an abundant number, since it is smaller than the sum of its proper divisors (9675267568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7773667216 is a wasteful number, since it uses less digits than its factorization.

7773667216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 950879 (or 950873 counting only the distinct ones).

The product of its digits is 3111696, while the sum is 52.

The square root of 7773667216 is about 88168.4025941267. The cubic root of 7773667216 is about 1980.9582152461.

The spelling of 7773667216 in words is "seven billion, seven hundred seventy-three million, six hundred sixty-seven thousand, two hundred sixteen".