126571827268 has 24 divisors (see below), whose sum is σ = 238374914904. Its totient is φ = 58586764800.

The previous prime is 126571827253. The next prime is 126571827271. The reversal of 126571827268 is 862728175621.

It can be written as a sum of positive squares in 4 ways, for example, as 69255684 + 126502571584 = 8322^2 + 355672^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15252823 + ... + 15261118.

It is an arithmetic number, because the mean of its divisors is an integer number (9932288121).

Almost surely, 2^126571827268 is an apocalyptic number.

It is an amenable number.

126571827268 is a deficient number, since it is larger than the sum of its proper divisors (111803087636).

126571827268 is a wasteful number, since it uses less digits than its factorization.

126571827268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30514023 (or 30514021 counting only the distinct ones).

The product of its digits is 4515840, while the sum is 55.

The spelling of 126571827268 in words is "one hundred twenty-six billion, five hundred seventy-one million, eight hundred twenty-seven thousand, two hundred sixty-eight".