126758519206 has 16 divisors (see below), whose sum is σ = 209361568320. Its totient is φ = 57079026280.

The previous prime is 126758519203. The next prime is 126758519207. The reversal of 126758519206 is 602915857621.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126758519203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26921716 + ... + 26926423.

It is an arithmetic number, because the mean of its divisors is an integer number (13085098020).

Almost surely, 2^126758519206 is an apocalyptic number.

126758519206 is a deficient number, since it is larger than the sum of its proper divisors (82603049114).

126758519206 is a wasteful number, since it uses less digits than its factorization.

126758519206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53848259.

The product of its (nonzero) digits is 1814400, while the sum is 52.

The spelling of 126758519206 in words is "one hundred twenty-six billion, seven hundred fifty-eight million, five hundred nineteen thousand, two hundred six".