67251142134 has 40 divisors (see below), whose sum is σ = 164391685128. Its totient is φ = 20379133440.

The previous prime is 67251142099. The next prime is 67251142207. The reversal of 67251142134 is 43124115276.

67251142134 is a `hidden beast` number, since 6 + 7 + 2 + 511 + 4 + 2 + 134 = 666.

It is a super-2 number, since 2×67251142134² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 18867787 + ... + 18871350.

Almost surely, 2^67251142134 is an apocalyptic number.

67251142134 is an abundant number, since it is smaller than the sum of its proper divisors (97140542994).

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

67251142134 is a wasteful number, since it uses less digits than its factorization.

67251142134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37739162 (or 37739153 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The spelling of 67251142134 in words is "sixty-seven billion, two hundred fifty-one million, one hundred forty-two thousand, one hundred thirty-four".