6782810054939 has 4 divisors (see below), whose sum is σ = 6846200803224. Its totient is φ = 6719419306656.

The previous prime is 6782810054851. The next prime is 6782810054953. The reversal of 6782810054939 is 9394500182876.

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

It is a cyclic number.

It is not a de Polignac number, because 6782810054939 - 2²⁴ = 6782793277723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6782810044939) 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, 31695373982 + ... + 31695374195.

It is an arithmetic number, because the mean of its divisors is an integer number (1711550200806).

It is a 1-persistent number, because it is pandigital, but 2⋅6782810054939 = 13565620109878 is not.

Almost surely, 2^{6782810054939} is an apocalyptic number.

6782810054939 is a deficient number, since it is larger than the sum of its proper divisors (63390748285).

6782810054939 is a wasteful number, since it uses less digits than its factorization.

6782810054939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63390748284.

The product of its (nonzero) digits is 26127360, while the sum is 62.

The spelling of 6782810054939 in words is "six trillion, seven hundred eighty-two billion, eight hundred ten million, fifty-four thousand, nine hundred thirty-nine".