67113234426 has 128 divisors (see below), whose sum is σ = 164778541056. Its totient is φ = 17818295040.

The previous prime is 67113234421. The next prime is 67113234493. The reversal of 67113234426 is 62443231176.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (67113234421) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3232936 + ... + 3253628.

It is an arithmetic number, because the mean of its divisors is an integer number (1287332352).

Almost surely, 2^67113234426 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 67113234426, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82389270528).

67113234426 is an abundant number, since it is smaller than the sum of its proper divisors (97665306630).

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

67113234426 is a wasteful number, since it uses less digits than its factorization.

67113234426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20836.

The product of its digits is 145152, while the sum is 39.

The spelling of 67113234426 in words is "sixty-seven billion, one hundred thirteen million, two hundred thirty-four thousand, four hundred twenty-six".