165109248032 has 24 divisors (see below), whose sum is σ = 325261210176. Its totient is φ = 82503226432.

The previous prime is 165109247969. The next prime is 165109248077. The reversal of 165109248032 is 230842901561.

It is a super-2 number, since 2×165109248032² (a number of 23 digits) contains 22 as substring.

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, 1553948 + ... + 1656795.

It is an arithmetic number, because the mean of its divisors is an integer number (13552550424).

Almost surely, 2^165109248032 is an apocalyptic number.

It is an amenable number.

165109248032 is a deficient number, since it is larger than the sum of its proper divisors (160151962144).

165109248032 is a wasteful number, since it uses less digits than its factorization.

165109248032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3212360 (or 3212352 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 41.

The spelling of 165109248032 in words is "one hundred sixty-five billion, one hundred nine million, two hundred forty-eight thousand, thirty-two".