165000794388 has 12 divisors (see below), whose sum is σ = 385001853600. Its totient is φ = 55000264792.

The previous prime is 165000794383. The next prime is 165000794423. The reversal of 165000794388 is 883497000561.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 165000794388.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165000794381) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6875033088 + ... + 6875033111.

It is an arithmetic number, because the mean of its divisors is an integer number (32083487800).

Almost surely, 2^165000794388 is an apocalyptic number.

It is an amenable number.

165000794388 is an abundant number, since it is smaller than the sum of its proper divisors (220001059212).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

165000794388 is a wasteful number, since it uses less digits than its factorization.

165000794388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13750066206 (or 13750066204 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 51.

The spelling of 165000794388 in words is "one hundred sixty-five billion, seven hundred ninety-four thousand, three hundred eighty-eight".