165472129024 has 52 divisors (see below), whose sum is σ = 332886695904. Its totient is φ = 82240299008.

The previous prime is 165472129001. The next prime is 165472129061. The reversal of 165472129024 is 420921274561.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 563079 + ... + 804985.

Almost surely, 2^165472129024 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 165472129024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166443347952).

165472129024 is an abundant number, since it is smaller than the sum of its proper divisors (167414566880).

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

165472129024 is an equidigital number, since it uses as much as digits as its factorization.

165472129024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242098 (or 242076 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 43.

The spelling of 165472129024 in words is "one hundred sixty-five billion, four hundred seventy-two million, one hundred twenty-nine thousand, twenty-four".