165145634053304 has 32 divisors (see below), whose sum is σ = 309779608619520. Its totient is φ = 82537745759616.

The previous prime is 165145634053277. The next prime is 165145634053313. The reversal of 165145634053304 is 403350436541561.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 181497374 + ... + 182405010.

It is an arithmetic number, because the mean of its divisors is an integer number (9680612769360).

Almost surely, 2^{165145634053304} is an apocalyptic number.

It is an amenable number.

165145634053304 is a deficient number, since it is larger than the sum of its proper divisors (144633974566216).

165145634053304 is a wasteful number, since it uses less digits than its factorization.

165145634053304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 917279 (or 917275 counting only the distinct ones).

The product of its (nonzero) digits is 7776000, while the sum is 50.

The spelling of 165145634053304 in words is "one hundred sixty-five trillion, one hundred forty-five billion, six hundred thirty-four million, fifty-three thousand, three hundred four".