163674361165 has 48 divisors (see below), whose sum is σ = 232618200192. Its totient is φ = 110215383936.

The previous prime is 163674361153. The next prime is 163674361177. The reversal of 163674361165 is 561163476361.

It is an interprime number because it is at equal distance from previous prime (163674361153) and next prime (163674361177).

It is not a de Polignac number, because 163674361165 - 2¹¹ = 163674359117 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3371847 + ... + 3420043.

It is an arithmetic number, because the mean of its divisors is an integer number (4846212504).

Almost surely, 2^163674361165 is an apocalyptic number.

It is an amenable number.

163674361165 is a deficient number, since it is larger than the sum of its proper divisors (68943839027).

163674361165 is a wasteful number, since it uses less digits than its factorization.

163674361165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48466 (or 48459 counting only the distinct ones).

The product of its digits is 1632960, while the sum is 49.

The spelling of 163674361165 in words is "one hundred sixty-three billion, six hundred seventy-four million, three hundred sixty-one thousand, one hundred sixty-five".