67040706734 has 4 divisors (see below), whose sum is σ = 100561060104. Its totient is φ = 33520353366.

The previous prime is 67040706683. The next prime is 67040706767. The reversal of 67040706734 is 43760704076.

67040706734 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16760176682 + ... + 16760176685.

It is an arithmetic number, because the mean of its divisors is an integer number (25140265026).

Almost surely, 2^67040706734 is an apocalyptic number.

67040706734 is a deficient number, since it is larger than the sum of its proper divisors (33520353370).

67040706734 is a wasteful number, since it uses less digits than its factorization.

67040706734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33520353369.

The product of its (nonzero) digits is 592704, while the sum is 44.

The spelling of 67040706734 in words is "sixty-seven billion, forty million, seven hundred six thousand, seven hundred thirty-four".