416450165 has 4 divisors (see below), whose sum is σ = 499740204. Its totient is φ = 333160128.

The previous prime is 416450131. The next prime is 416450171. The reversal of 416450165 is 561054614.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 561054614 = 2 ⋅280527307.

It can be written as a sum of positive squares in 2 ways, for example, as 268730449 + 147719716 = 16393^2 + 12154^2 .

It is a cyclic number.

It is not a de Polignac number, because 416450165 - 2⁶ = 416450101 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41645012 + ... + 41645021.

It is an arithmetic number, because the mean of its divisors is an integer number (124935051).

Almost surely, 2^416450165 is an apocalyptic number.

It is an amenable number.

416450165 is a deficient number, since it is larger than the sum of its proper divisors (83290039).

416450165 is an equidigital number, since it uses as much as digits as its factorization.

416450165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83290038.

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 416450165 is about 20407.1106480070. The cubic root of 416450165 is about 746.7714044675.

The spelling of 416450165 in words is "four hundred sixteen million, four hundred fifty thousand, one hundred sixty-five".