165496482691764 has 192 divisors, whose sum is σ = 462578909184000. Its totient is φ = 45025962613632.

The previous prime is 165496482691751. The next prime is 165496482691769. The reversal of 165496482691764 is 467196284694561.

It is a self number, because there is not a number n which added to its sum of digits gives 165496482691764.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165496482691769) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1573122837 + ... + 1573228035.

It is an arithmetic number, because the mean of its divisors is an integer number (2409265152000).

Almost surely, 2^{165496482691764} is an apocalyptic number.

165496482691764 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 165496482691764, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (231289454592000).

165496482691764 is an abundant number, since it is smaller than the sum of its proper divisors (297082426492236).

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

165496482691764 is a wasteful number, since it uses less digits than its factorization.

165496482691764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108882 (or 108880 counting only the distinct ones).

The product of its digits is 3762339840, while the sum is 78.

The spelling of 165496482691764 in words is "one hundred sixty-five trillion, four hundred ninety-six billion, four hundred eighty-two million, six hundred ninety-one thousand, seven hundred sixty-four".