106550512165 has 8 divisors (see below), whose sum is σ = 127862562168. Its totient is φ = 85239111360.

The previous prime is 106550512147. The next prime is 106550512183. The reversal of 106550512165 is 561215055601.

It is an interprime number because it is at equal distance from previous prime (106550512147) and next prime (106550512183).

It can be written as a sum of positive squares in 4 ways, for example, as 58255615044 + 48294897121 = 241362^2 + 219761^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 106550512165 - 2¹³ = 106550503973 is a prime.

It is a super-2 number, since 2×106550512165² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 340255 + ... + 573475.

It is an arithmetic number, because the mean of its divisors is an integer number (15982820271).

Almost surely, 2^106550512165 is an apocalyptic number.

It is an amenable number.

106550512165 is a deficient number, since it is larger than the sum of its proper divisors (21312050003).

106550512165 is an equidigital number, since it uses as much as digits as its factorization.

106550512165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324599.

The product of its (nonzero) digits is 45000, while the sum is 37.

Adding to 106550512165 its reverse (561215055601), we get a palindrome (667765567766).

The spelling of 106550512165 in words is "one hundred six billion, five hundred fifty million, five hundred twelve thousand, one hundred sixty-five".