165464314423416 has 64 divisors (see below), whose sum is σ = 459630932695200. Its totient is φ = 55153831025664.

The previous prime is 165464314423399. The next prime is 165464314423433. The reversal of 165464314423416 is 614324413464561.

165464314423416 is a `hidden beast` number, since 1 + 6 + 5 + 4 + 64 + 3 + 144 + 23 + 416 = 666.

It is an interprime number because it is at equal distance from previous prime (165464314423399) and next prime (165464314423433).

It is a super-2 number, since 2×165464314423416² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6223770 + ... + 19226646.

Almost surely, 2^{165464314423416} is an apocalyptic number.

It is an amenable number.

165464314423416 is an abundant number, since it is smaller than the sum of its proper divisors (294166618271784).

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

165464314423416 is a wasteful number, since it uses less digits than its factorization.

165464314423416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13061805 (or 13061795 counting only the distinct ones).

The product of its digits is 19906560, while the sum is 54.

Adding to 165464314423416 its reverse (614324413464561), we get a palindrome (779788727887977).

The spelling of 165464314423416 in words is "one hundred sixty-five trillion, four hundred sixty-four billion, three hundred fourteen million, four hundred twenty-three thousand, four hundred sixteen".