165145656312024 has 16 divisors (see below), whose sum is σ = 412864140780120. Its totient is φ = 55048552104000.

The previous prime is 165145656311971. The next prime is 165145656312029. The reversal of 165145656312024 is 420213656541561.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165145656312029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3440534506477 + ... + 3440534506524.

Almost surely, 2^{165145656312024} is an apocalyptic number.

It is an amenable number.

165145656312024 is an abundant number, since it is smaller than the sum of its proper divisors (247718484468096).

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

165145656312024 is a wasteful number, since it uses less digits than its factorization.

165145656312024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6881069013010 (or 6881069013006 counting only the distinct ones).

The product of its (nonzero) digits is 5184000, while the sum is 51.

The spelling of 165145656312024 in words is "one hundred sixty-five trillion, one hundred forty-five billion, six hundred fifty-six million, three hundred twelve thousand, twenty-four".