6850078838507 has 2 divisors, whose sum is σ = 6850078838508. Its totient is φ = 6850078838506.

The previous prime is 6850078838489. The next prime is 6850078838513. The reversal of 6850078838507 is 7058388700586.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6850078838507 - 2⁶ = 6850078838443 is a prime.

It is a super-2 number, since 2×6850078838507² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6850078838107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3425039419253 + 3425039419254.

It is an arithmetic number, because the mean of its divisors is an integer number (3425039419254).

Almost surely, 2^{6850078838507} is an apocalyptic number.

6850078838507 is a deficient number, since it is larger than the sum of its proper divisors (1).

6850078838507 is an equidigital number, since it uses as much as digits as its factorization.

6850078838507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90316800, while the sum is 65.

The spelling of 6850078838507 in words is "six trillion, eight hundred fifty billion, seventy-eight million, eight hundred thirty-eight thousand, five hundred seven".