67134742704 has 200 divisors, whose sum is σ = 205973111520. Its totient is φ = 21037750272.

The previous prime is 67134742601. The next prime is 67134742729. The reversal of 67134742704 is 40724743176.

It is a self number, because there is not a number n which added to its sum of digits gives 67134742704.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 37651797 + ... + 37653579.

Almost surely, 2^67134742704 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 67134742704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (102986555760).

67134742704 is an abundant number, since it is smaller than the sum of its proper divisors (138838368816).

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

67134742704 is a wasteful number, since it uses less digits than its factorization.

67134742704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3529 (or 3514 counting only the distinct ones).

The product of its (nonzero) digits is 790272, while the sum is 45.

The spelling of 67134742704 in words is "sixty-seven billion, one hundred thirty-four million, seven hundred forty-two thousand, seven hundred four".