12776077996 has 24 divisors (see below), whose sum is σ = 25451161344. Its totient is φ = 5554816080.

The previous prime is 12776077967. The next prime is 12776077997. The reversal of 12776077996 is 69977067721.

It is not an unprimeable number, because it can be changed into a prime (12776077997) 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, 6311280 + ... + 6313303.

It is an arithmetic number, because the mean of its divisors is an integer number (1060465056).

Almost surely, 2^12776077996 is an apocalyptic number.

It is an amenable number.

12776077996 is a deficient number, since it is larger than the sum of its proper divisors (12675083348).

12776077996 is a wasteful number, since it uses less digits than its factorization.

12776077996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12624621 (or 12624619 counting only the distinct ones).

The product of its (nonzero) digits is 14002632, while the sum is 61.

The spelling of 12776077996 in words is "twelve billion, seven hundred seventy-six million, seventy-seven thousand, nine hundred ninety-six".