165053240322 has 16 divisors (see below), whose sum is σ = 330111605952. Its totient is φ = 55016892560.

The previous prime is 165053240281. The next prime is 165053240323. The reversal of 165053240322 is 223042350561.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (165053240323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 300148 + ... + 648224.

It is an arithmetic number, because the mean of its divisors is an integer number (20631975372).

Almost surely, 2^165053240322 is an apocalyptic number.

165053240322 is an abundant number, since it is smaller than the sum of its proper divisors (165058365630).

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

165053240322 is a wasteful number, since it uses less digits than its factorization.

165053240322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427113.

The product of its (nonzero) digits is 43200, while the sum is 33.

Adding to 165053240322 its reverse (223042350561), we get a palindrome (388095590883).

The spelling of 165053240322 in words is "one hundred sixty-five billion, fifty-three million, two hundred forty thousand, three hundred twenty-two".