126847535956 has 12 divisors (see below), whose sum is σ = 229637780820. Its totient is φ = 61236741440.

The previous prime is 126847535953. The next prime is 126847535993. The reversal of 126847535956 is 659535748621.

It can be written as a sum of positive squares in 2 ways, for example, as 88601475600 + 38246060356 = 297660^2 + 195566^2 .

It is a junction number, because it is equal to n+sod(n) for n = 126847535894 and 126847535903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126847535953) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 546756505 + ... + 546756736.

It is an arithmetic number, because the mean of its divisors is an integer number (19136481735).

Almost surely, 2^126847535956 is an apocalyptic number.

It is an amenable number.

126847535956 is a deficient number, since it is larger than the sum of its proper divisors (102790244864).

126847535956 is a wasteful number, since it uses less digits than its factorization.

126847535956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1093513274 (or 1093513272 counting only the distinct ones).

The product of its digits is 54432000, while the sum is 61.

The spelling of 126847535956 in words is "one hundred twenty-six billion, eight hundred forty-seven million, five hundred thirty-five thousand, nine hundred fifty-six".