165224506254236 has 48 divisors (see below), whose sum is σ = 339722170810848. Its totient is φ = 69318880051200.

The previous prime is 165224506254187. The next prime is 165224506254251. The reversal of 165224506254236 is 632452605422561.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6160025 + ... + 19193616.

It is an arithmetic number, because the mean of its divisors is an integer number (7077545225226).

Almost surely, 2^{165224506254236} is an apocalyptic number.

It is an amenable number.

165224506254236 is an abundant number, since it is smaller than the sum of its proper divisors (174497664556612).

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

165224506254236 is a wasteful number, since it uses less digits than its factorization.

165224506254236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25365062 (or 25365060 counting only the distinct ones).

The product of its (nonzero) digits is 20736000, while the sum is 53.

The spelling of 165224506254236 in words is "one hundred sixty-five trillion, two hundred twenty-four billion, five hundred six million, two hundred fifty-four thousand, two hundred thirty-six".