165143531144622 has 64 divisors (see below), whose sum is σ = 339064084719360. Its totient is φ = 53602227903744.

The previous prime is 165143531144609. The next prime is 165143531144671. The reversal of 165143531144622 is 226441135341561.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 19116829 + ... + 26376887.

It is an arithmetic number, because the mean of its divisors is an integer number (5297876323740).

Almost surely, 2^{165143531144622} is an apocalyptic number.

165143531144622 is an abundant number, since it is smaller than the sum of its proper divisors (173920553574738).

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

165143531144622 is a wasteful number, since it uses less digits than its factorization.

165143531144622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7260657.

The product of its digits is 2073600, while the sum is 48.

The spelling of 165143531144622 in words is "one hundred sixty-five trillion, one hundred forty-three billion, five hundred thirty-one million, one hundred forty-four thousand, six hundred twenty-two".