6906950779 has 2 divisors, whose sum is σ = 6906950780. Its totient is φ = 6906950778.

The previous prime is 6906950749. The next prime is 6906950833. The reversal of 6906950779 is 9770596096.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6906950779 - 2²³ = 6898562171 is a prime.

It is not a weakly prime, because it can be changed into another prime (6906950749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3453475389 + 3453475390.

It is an arithmetic number, because the mean of its divisors is an integer number (3453475390).

Almost surely, 2^6906950779 is an apocalyptic number.

6906950779 is a deficient number, since it is larger than the sum of its proper divisors (1).

6906950779 is an equidigital number, since it uses as much as digits as its factorization.

6906950779 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6429780, while the sum is 58.

The square root of 6906950779 is about 83108.0668707918. The cubic root of 6906950779 is about 1904.4173103244.

The spelling of 6906950779 in words is "six billion, nine hundred six million, nine hundred fifty thousand, seven hundred seventy-nine".