68135593224 has 32 divisors (see below), whose sum is σ = 180358924320. Its totient is φ = 21375872256.

The previous prime is 68135593223. The next prime is 68135593307. The reversal of 68135593224 is 42239553186.

68135593224 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (68135593223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83499094 + ... + 83499909.

It is an arithmetic number, because the mean of its divisors is an integer number (5636216385).

Almost surely, 2^68135593224 is an apocalyptic number.

It is an amenable number.

68135593224 is an abundant number, since it is smaller than the sum of its proper divisors (112223331096).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

68135593224 is a wasteful number, since it uses less digits than its factorization.

68135593224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166999029 (or 166999025 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 48.

The spelling of 68135593224 in words is "sixty-eight billion, one hundred thirty-five million, five hundred ninety-three thousand, two hundred twenty-four".