165302417476 has 81 divisors (see below), whose sum is σ = 340838999319. Its totient is φ = 69943738368.

The previous prime is 165302417447. The next prime is 165302417491. The reversal of 165302417476 is 674714203561.

The square root of 165302417476 is 406574.

It is a perfect power (a square), and thus also a powerful number.

165302417476 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 11383876 + 165291033600 = 3374^2 + 406560^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 643199940 + ... + 643200196.

Almost surely, 2^165302417476 is an apocalyptic number.

165302417476 is the 406574-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 165302417476

165302417476 is an abundant number, since it is smaller than the sum of its proper divisors (175536581843).

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

165302417476 is an equidigital number, since it uses as much as digits as its factorization.

165302417476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 758 (or 379 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 46.

The spelling of 165302417476 in words is "one hundred sixty-five billion, three hundred two million, four hundred seventeen thousand, four hundred seventy-six".