165057225323 has 8 divisors (see below), whose sum is σ = 172365435648. Its totient is φ = 157759999144.

The previous prime is 165057225301. The next prime is 165057225343. The reversal of 165057225323 is 323522750561.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 165057225323 - 2³⁶ = 96337748587 is a prime.

It is not an unprimeable number, because it can be changed into a prime (165057225343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2715311 + ... + 2775432.

It is an arithmetic number, because the mean of its divisors is an integer number (21545679456).

Almost surely, 2^165057225323 is an apocalyptic number.

165057225323 is a deficient number, since it is larger than the sum of its proper divisors (7308210325).

165057225323 is a wasteful number, since it uses less digits than its factorization.

165057225323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5492073.

The product of its (nonzero) digits is 378000, while the sum is 41.

Adding to 165057225323 its reverse (323522750561), we get a palindrome (488579975884).

The spelling of 165057225323 in words is "one hundred sixty-five billion, fifty-seven million, two hundred twenty-five thousand, three hundred twenty-three".