12767661302872 has 16 divisors (see below), whose sum is σ = 27359274220560. Its totient is φ = 5471854844064.

The previous prime is 12767661302849. The next prime is 12767661302887. The reversal of 12767661302872 is 27820316676721.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113996975863 + ... + 113996975974.

It is an arithmetic number, because the mean of its divisors is an integer number (1709954638785).

Almost surely, 2^{12767661302872} is an apocalyptic number.

It is an amenable number.

12767661302872 is an abundant number, since it is smaller than the sum of its proper divisors (14591612917688).

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

12767661302872 is a wasteful number, since it uses less digits than its factorization.

12767661302872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227993951850 (or 227993951846 counting only the distinct ones).

The product of its (nonzero) digits is 14224896, while the sum is 58.

The spelling of 12767661302872 in words is "twelve trillion, seven hundred sixty-seven billion, six hundred sixty-one million, three hundred two thousand, eight hundred seventy-two".