338116465 has 4 divisors (see below), whose sum is σ = 405739764. Its totient is φ = 270493168.

The previous prime is 338116459. The next prime is 338116511. The reversal of 338116465 is 564611833.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 564611833 = 1123 ⋅502771.

It can be written as a sum of positive squares in 2 ways, for example, as 250525584 + 87590881 = 15828^2 + 9359^2 .

It is a cyclic number.

It is not a de Polignac number, because 338116465 - 2¹⁷ = 337985393 is a prime.

It is a super-2 number, since 2×338116465² = 228645487808192450, which contains 22 as substring.

It is a Duffinian 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, 33811642 + ... + 33811651.

It is an arithmetic number, because the mean of its divisors is an integer number (101434941).

Almost surely, 2^338116465 is an apocalyptic number.

It is an amenable number.

338116465 is a deficient number, since it is larger than the sum of its proper divisors (67623299).

338116465 is an equidigital number, since it uses as much as digits as its factorization.

338116465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67623298.

The product of its digits is 51840, while the sum is 37.

The square root of 338116465 is about 18387.9434684796. The cubic root of 338116465 is about 696.6619749181.

The spelling of 338116465 in words is "three hundred thirty-eight million, one hundred sixteen thousand, four hundred sixty-five".