7669977884 has 12 divisors (see below), whose sum is σ = 13885305000. Its totient is φ = 3702747888.

The previous prime is 7669977881. The next prime is 7669977899. The reversal of 7669977884 is 4887799667.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7669977881) 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, 33060134 + ... + 33060365.

It is an arithmetic number, because the mean of its divisors is an integer number (1157108750).

Almost surely, 2^7669977884 is an apocalyptic number.

It is an amenable number.

7669977884 is a deficient number, since it is larger than the sum of its proper divisors (6215327116).

7669977884 is a wasteful number, since it uses less digits than its factorization.

7669977884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66120532 (or 66120530 counting only the distinct ones).

The product of its digits is 256048128, while the sum is 71.

The square root of 7669977884 is about 87578.4099193403. The cubic root of 7669977884 is about 1972.1110683972. Note that the first 3 decimals are identical.

The spelling of 7669977884 in words is "seven billion, six hundred sixty-nine million, nine hundred seventy-seven thousand, eight hundred eighty-four".