126741263782 has 16 divisors (see below), whose sum is σ = 217319768352. Its totient is φ = 54305426880.

The previous prime is 126741263777. The next prime is 126741263791. The reversal of 126741263782 is 287362147621.

It is a congruent number.

It is an unprimeable number.

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, 957073 + ... + 1081420.

It is an arithmetic number, because the mean of its divisors is an integer number (13582485522).

Almost surely, 2^126741263782 is an apocalyptic number.

126741263782 is a deficient number, since it is larger than the sum of its proper divisors (90578504570).

126741263782 is a wasteful number, since it uses less digits than its factorization.

126741263782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2042943.

The product of its digits is 1354752, while the sum is 49.

The spelling of 126741263782 in words is "one hundred twenty-six billion, seven hundred forty-one million, two hundred sixty-three thousand, seven hundred eighty-two".