165484998349974 has 16 divisors (see below), whose sum is σ = 367744440777840. Its totient is φ = 55161666116640.

The previous prime is 165484998349973. The next prime is 165484998350027. The reversal of 165484998349974 is 479943899484561.

165484998349974 is a `hidden beast` number, since 1 + 6 + 5 + 4 + 8 + 49 + 9 + 8 + 3 + 499 + 74 = 666.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165484998349973) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1532268503187 + ... + 1532268503294.

It is an arithmetic number, because the mean of its divisors is an integer number (22984027548615).

Almost surely, 2^{165484998349974} is an apocalyptic number.

165484998349974 is an abundant number, since it is smaller than the sum of its proper divisors (202259442427866).

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

165484998349974 is a wasteful number, since it uses less digits than its factorization.

165484998349974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3064537006492 (or 3064537006486 counting only the distinct ones).

The product of its digits is 67722117120, while the sum is 90.

The spelling of 165484998349974 in words is "one hundred sixty-five trillion, four hundred eighty-four billion, nine hundred ninety-eight million, three hundred forty-nine thousand, nine hundred seventy-four".