106989049679 has 2 divisors, whose sum is σ = 106989049680. Its totient is φ = 106989049678.

The previous prime is 106989049663. The next prime is 106989049681. The reversal of 106989049679 is 976940989601.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 106989049679 - 2⁴ = 106989049663 is a prime.

It is a super-2 number, since 2×106989049679² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

Together with 106989049681, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (106989049379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53494524839 + 53494524840.

It is an arithmetic number, because the mean of its divisors is an integer number (53494524840).

Almost surely, 2^106989049679 is an apocalyptic number.

106989049679 is a deficient number, since it is larger than the sum of its proper divisors (1).

106989049679 is an equidigital number, since it uses as much as digits as its factorization.

106989049679 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 52907904, while the sum is 68.

The spelling of 106989049679 in words is "one hundred six billion, nine hundred eighty-nine million, forty-nine thousand, six hundred seventy-nine".