2604663466 has 8 divisors (see below), whose sum is σ = 4136818500. Its totient is φ = 1225723968.

The previous prime is 2604663463. The next prime is 2604663473. The reversal of 2604663466 is 6643664062.

It can be written as a sum of positive squares in 2 ways, for example, as 2223594025 + 381069441 = 47155^2 + 19521^2 .

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

It is a super-2 number, since 2×2604663466² = 13568543542230266312, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2604663463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38303841 + ... + 38303908.

Almost surely, 2^2604663466 is an apocalyptic number.

2604663466 is a deficient number, since it is larger than the sum of its proper divisors (1532155034).

2604663466 is a wasteful number, since it uses less digits than its factorization.

2604663466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76607768.

The product of its (nonzero) digits is 746496, while the sum is 43.

The square root of 2604663466 is about 51035.9036953398. The cubic root of 2604663466 is about 1375.8905025570.

The spelling of 2604663466 in words is "two billion, six hundred four million, six hundred sixty-three thousand, four hundred sixty-six".