6934553430839 has 4 divisors (see below), whose sum is σ = 6936518453760. Its totient is φ = 6932588407920.

The previous prime is 6934553430829. The next prime is 6934553430841. The reversal of 6934553430839 is 9380343554396.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6934553430839 is a prime.

It is a super-4 number, since 4×6934553430839⁴ (a number of 52 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6934553430829) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 982506167 + ... + 982513224.

It is an arithmetic number, because the mean of its divisors is an integer number (1734129613440).

Almost surely, 2^{6934553430839} is an apocalyptic number.

6934553430839 is a deficient number, since it is larger than the sum of its proper divisors (1965022921).

6934553430839 is a wasteful number, since it uses less digits than its factorization.

6934553430839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1965022920.

The product of its (nonzero) digits is 125971200, while the sum is 62.

The spelling of 6934553430839 in words is "six trillion, nine hundred thirty-four billion, five hundred fifty-three million, four hundred thirty thousand, eight hundred thirty-nine".