126763015268 has 12 divisors (see below), whose sum is σ = 222271105980. Its totient is φ = 63256984992.

The previous prime is 126763015261. The next prime is 126763015271. The reversal of 126763015268 is 862510367621.

It can be written as a sum of positive squares in 2 ways, for example, as 78647715364 + 48115299904 = 280442^2 + 219352^2 .

It is a super-2 number, since 2×126763015268² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (126763015261) 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 3 ways as a sum of consecutive naturals, for example, 31128371 + ... + 31132442.

It is an arithmetic number, because the mean of its divisors is an integer number (18522592165).

Almost surely, 2^126763015268 is an apocalyptic number.

It is an amenable number.

126763015268 is a deficient number, since it is larger than the sum of its proper divisors (95508090712).

126763015268 is a wasteful number, since it uses less digits than its factorization.

126763015268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62261326 (or 62261324 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 47.

The spelling of 126763015268 in words is "one hundred twenty-six billion, seven hundred sixty-three million, fifteen thousand, two hundred sixty-eight".