165355410983 has 8 divisors (see below), whose sum is σ = 189271517568. Its totient is φ = 141512780664.

The previous prime is 165355410959. The next prime is 165355411007. The reversal of 165355410983 is 389014553561.

It is an interprime number because it is at equal distance from previous prime (165355410959) and next prime (165355411007).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 165355410983 - 2¹⁰ = 165355409959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165355410083) 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, 18364241 + ... + 18373242.

It is an arithmetic number, because the mean of its divisors is an integer number (23658939696).

Almost surely, 2^165355410983 is an apocalyptic number.

165355410983 is a deficient number, since it is larger than the sum of its proper divisors (23916106585).

165355410983 is an equidigital number, since it uses as much as digits as its factorization.

165355410983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36738133.

The product of its (nonzero) digits is 1944000, while the sum is 50.

The spelling of 165355410983 in words is "one hundred sixty-five billion, three hundred fifty-five million, four hundred ten thousand, nine hundred eighty-three".