68126263796 has 12 divisors (see below), whose sum is σ = 119228017860. Its totient is φ = 34061115840.

The previous prime is 68126263771. The next prime is 68126263837. The reversal of 68126263796 is 69736262186.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 61712496400 + 6413767396 = 248420^2 + 80086^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 426665 + ... + 564176.

It is an arithmetic number, because the mean of its divisors is an integer number (9935668155).

Almost surely, 2^68126263796 is an apocalyptic number.

It is an amenable number.

68126263796 is a deficient number, since it is larger than the sum of its proper divisors (51101754064).

68126263796 is a wasteful number, since it uses less digits than its factorization.

68126263796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1008034 (or 1008032 counting only the distinct ones).

The product of its digits is 7838208, while the sum is 56.

The spelling of 68126263796 in words is "sixty-eight billion, one hundred twenty-six million, two hundred sixty-three thousand, seven hundred ninety-six".