165748902315 has 16 divisors (see below), whose sum is σ = 265600684800. Its totient is φ = 88265267552.

The previous prime is 165748902307. The next prime is 165748902317. The reversal of 165748902315 is 513209847561.

It is a cyclic number.

It is not a de Polignac number, because 165748902315 - 2³ = 165748902307 is a prime.

It is not an unprimeable number, because it can be changed into a prime (165748902317) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8373975 + ... + 8393744.

It is an arithmetic number, because the mean of its divisors is an integer number (16600042800).

It is a 1-persistent number, because it is pandigital, but 2⋅165748902315 = 331497804630 is not.

Almost surely, 2^165748902315 is an apocalyptic number.

165748902315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

165748902315 is a deficient number, since it is larger than the sum of its proper divisors (99851782485).

165748902315 is a wasteful number, since it uses less digits than its factorization.

165748902315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16768386.

The product of its (nonzero) digits is 1814400, while the sum is 51.

The spelling of 165748902315 in words is "one hundred sixty-five billion, seven hundred forty-eight million, nine hundred two thousand, three hundred fifteen".