67806734038 has 8 divisors (see below), whose sum is σ = 107693048232. Its totient is φ = 31909051296.

The previous prime is 67806733993. The next prime is 67806734041. The reversal of 67806734038 is 83043760876.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 997157820 + ... + 997157887.

It is an arithmetic number, because the mean of its divisors is an integer number (13461631029).

Almost surely, 2^67806734038 is an apocalyptic number.

67806734038 is a deficient number, since it is larger than the sum of its proper divisors (39886314194).

67806734038 is a wasteful number, since it uses less digits than its factorization.

67806734038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1994315726.

The product of its (nonzero) digits is 4064256, while the sum is 52.

The spelling of 67806734038 in words is "sixty-seven billion, eight hundred six million, seven hundred thirty-four thousand, thirty-eight".