165223795150 has 24 divisors (see below), whose sum is σ = 308298129264. Its totient is φ = 65878363200.

The previous prime is 165223795109. The next prime is 165223795151. The reversal of 165223795150 is 51597322561.

It is a self number, because there is not a number n which added to its sum of digits gives 165223795150.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165223795151) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5263066 + ... + 5294365.

It is an arithmetic number, because the mean of its divisors is an integer number (12845755386).

Almost surely, 2^165223795150 is an apocalyptic number.

165223795150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

165223795150 is a deficient number, since it is larger than the sum of its proper divisors (143074334114).

165223795150 is a wasteful number, since it uses less digits than its factorization.

165223795150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10557756 (or 10557751 counting only the distinct ones).

The product of its (nonzero) digits is 567000, while the sum is 46.

The spelling of 165223795150 in words is "one hundred sixty-five billion, two hundred twenty-three million, seven hundred ninety-five thousand, one hundred fifty".