6930699679 has 2 divisors, whose sum is σ = 6930699680. Its totient is φ = 6930699678.

The previous prime is 6930699661. The next prime is 6930699697. The reversal of 6930699679 is 9769960396.

It is a happy number.

Together with next prime (6930699697) it forms an Ormiston pair, because they use the same digits, order apart.

It is a balanced prime because it is at equal distance from previous prime (6930699661) and next prime (6930699697).

It is a cyclic number.

It is not a de Polignac number, because 6930699679 - 2¹⁷ = 6930568607 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6930699679.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6930699619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3465349839 + 3465349840.

It is an arithmetic number, because the mean of its divisors is an integer number (3465349840).

Almost surely, 2^6930699679 is an apocalyptic number.

6930699679 is a deficient number, since it is larger than the sum of its proper divisors (1).

6930699679 is an equidigital number, since it uses as much as digits as its factorization.

6930699679 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29760696, while the sum is 64.

The square root of 6930699679 is about 83250.8238938210. The cubic root of 6930699679 is about 1906.5975332768.

The spelling of 6930699679 in words is "six billion, nine hundred thirty million, six hundred ninety-nine thousand, six hundred seventy-nine".