165053562014645 has 16 divisors (see below), whose sum is σ = 209958121267200. Its totient is φ = 124131618910464.

The previous prime is 165053562014609. The next prime is 165053562014647. The reversal of 165053562014645 is 546410265350561.

It is a cyclic number.

It is not a de Polignac number, because 165053562014645 - 2⁸ = 165053562014389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165053562014647) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1124959445 + ... + 1125106154.

It is an arithmetic number, because the mean of its divisors is an integer number (13122382579200).

Almost surely, 2^{165053562014645} is an apocalyptic number.

It is an amenable number.

165053562014645 is a deficient number, since it is larger than the sum of its proper divisors (44904559252555).

165053562014645 is a wasteful number, since it uses less digits than its factorization.

165053562014645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2250066484.

The product of its (nonzero) digits is 12960000, while the sum is 53.

The spelling of 165053562014645 in words is "one hundred sixty-five trillion, fifty-three billion, five hundred sixty-two million, fourteen thousand, six hundred forty-five".