68135634000038 has 32 divisors (see below), whose sum is σ = 119286795156480. Its totient is φ = 28859708484000.

The previous prime is 68135634000037. The next prime is 68135634000067. The reversal of 68135634000038 is 83000043653186.

It is a junction number, because it is equal to n+sod(n) for n = 68135633999956 and 68135634000001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68135634000037) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1336072118 + ... + 1336123113.

It is an arithmetic number, because the mean of its divisors is an integer number (3727712348640).

Almost surely, 2^{68135634000038} is an apocalyptic number.

68135634000038 is a deficient number, since it is larger than the sum of its proper divisors (51151161156442).

68135634000038 is a wasteful number, since it uses less digits than its factorization.

68135634000038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2672195324.

The product of its (nonzero) digits is 1244160, while the sum is 47.

The spelling of 68135634000038 in words is "sixty-eight trillion, one hundred thirty-five billion, six hundred thirty-four million, thirty-eight", and thus it is an aban number.