106989050177 has 2 divisors, whose sum is σ = 106989050178. Its totient is φ = 106989050176.

The previous prime is 106989050149. The next prime is 106989050191. The reversal of 106989050177 is 771050989601.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 95676387856 + 11312662321 = 309316^2 + 106361^2 .

It is an emirp because it is prime and its reverse (771050989601) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-106989050177 is a prime.

It is a super-2 number, since 2×106989050177² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (106989050117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53494525088 + 53494525089.

It is an arithmetic number, because the mean of its divisors is an integer number (53494525089).

Almost surely, 2^106989050177 is an apocalyptic number.

It is an amenable number.

106989050177 is a deficient number, since it is larger than the sum of its proper divisors (1).

106989050177 is an equidigital number, since it uses as much as digits as its factorization.

106989050177 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 952560, while the sum is 53.

The spelling of 106989050177 in words is "one hundred six billion, nine hundred eighty-nine million, fifty thousand, one hundred seventy-seven".