165107716 has 6 divisors (see below), whose sum is σ = 288938510. Its totient is φ = 82553856.

The previous prime is 165107699. The next prime is 165107717. The reversal of 165107716 is 617701561.

It can be written as a sum of positive squares in only one way, i.e., 146652100 + 18455616 = 12110^2 + 4296^2 .

It is a super-3 number, since 3×165107716³ (a number of 26 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (165107717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20638461 + ... + 20638468.

Almost surely, 2^165107716 is an apocalyptic number.

It is an amenable number.

165107716 is a deficient number, since it is larger than the sum of its proper divisors (123830794).

165107716 is a wasteful number, since it uses less digits than its factorization.

165107716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41276933 (or 41276931 counting only the distinct ones).

The product of its (nonzero) digits is 8820, while the sum is 34.

The square root of 165107716 is about 12849.4247342050. The cubic root of 165107716 is about 548.5999831031.

The spelling of 165107716 in words is "one hundred sixty-five million, one hundred seven thousand, seven hundred sixteen".