165053451045315 has 48 divisors (see below), whose sum is σ = 307452713741568. Its totient is φ = 75391310764224.

The previous prime is 165053451045311. The next prime is 165053451045323. The reversal of 165053451045315 is 513540154350561.

It is not a de Polignac number, because 165053451045315 - 2² = 165053451045311 is a prime.

It is not an unprimeable number, because it can be changed into a prime (165053451045311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 90909157 + ... + 92706966.

It is an arithmetic number, because the mean of its divisors is an integer number (6405264869616).

Almost surely, 2^{165053451045315} is an apocalyptic number.

165053451045315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

165053451045315 is a deficient number, since it is larger than the sum of its proper divisors (142399262696253).

165053451045315 is a wasteful number, since it uses less digits than its factorization.

165053451045315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183617368 (or 183617361 counting only the distinct ones).

The product of its (nonzero) digits is 2700000, while the sum is 48.

The spelling of 165053451045315 in words is "one hundred sixty-five trillion, fifty-three billion, four hundred fifty-one million, forty-five thousand, three hundred fifteen".