126772661772676 has 12 divisors (see below), whose sum is σ = 221852278822608. Its totient is φ = 63386296394792.

The previous prime is 126772661772649. The next prime is 126772661772689. The reversal of 126772661772676 is 676277166277621.

It is a junction number, because it is equal to n+sod(n) for n = 126772661772599 and 126772661772608.

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, 788175 + ... + 15942601.

It is an arithmetic number, because the mean of its divisors is an integer number (18487689901884).

Almost surely, 2^{126772661772676} is an apocalyptic number.

It is an amenable number.

126772661772676 is a deficient number, since it is larger than the sum of its proper divisors (95079617049932).

126772661772676 is a wasteful number, since it uses less digits than its factorization.

126772661772676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17245778 (or 17245776 counting only the distinct ones).

The product of its digits is 1045529856, while the sum is 73.

The spelling of 126772661772676 in words is "one hundred twenty-six trillion, seven hundred seventy-two billion, six hundred sixty-one million, seven hundred seventy-two thousand, six hundred seventy-six".