165415025057147 has 8 divisors (see below), whose sum is σ = 167433031374336. Its totient is φ = 163408198830912.

The previous prime is 165415025057137. The next prime is 165415025057173. The reversal of 165415025057147 is 741750520514561.

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 165415025057147 - 2⁶ = 165415025057083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (165415025057137) 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, 2794992968 + ... + 2795052149.

It is an arithmetic number, because the mean of its divisors is an integer number (20929128921792).

Almost surely, 2^{165415025057147} is an apocalyptic number.

165415025057147 is a deficient number, since it is larger than the sum of its proper divisors (2018006317189).

165415025057147 is a wasteful number, since it uses less digits than its factorization.

165415025057147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5590045477.

The product of its (nonzero) digits is 5880000, while the sum is 53.

The spelling of 165415025057147 in words is "one hundred sixty-five trillion, four hundred fifteen billion, twenty-five million, fifty-seven thousand, one hundred forty-seven".