165562234644612 has 48 divisors (see below), whose sum is σ = 416029097644160. Its totient is φ = 50942113602048.

The previous prime is 165562234644589. The next prime is 165562234644623. The reversal of 165562234644612 is 216446432265561.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94914873 + ... + 96643455.

Almost surely, 2^{165562234644612} is an apocalyptic number.

165562234644612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

165562234644612 is an abundant number, since it is smaller than the sum of its proper divisors (250466862999548).

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

165562234644612 is a wasteful number, since it uses less digits than its factorization.

165562234644612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2342572 (or 2342570 counting only the distinct ones).

The product of its digits is 49766400, while the sum is 57.

The spelling of 165562234644612 in words is "one hundred sixty-five trillion, five hundred sixty-two billion, two hundred thirty-four million, six hundred forty-four thousand, six hundred twelve".