5312566466 has 8 divisors (see below), whose sum is σ = 7970790204. Its totient is φ = 2655636400.

The previous prime is 5312566447. The next prime is 5312566477. The reversal of 5312566466 is 6646652135.

It can be written as a sum of positive squares in 2 ways, for example, as 5107246225 + 205320241 = 71465^2 + 14329^2 .

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

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, 313085 + ... + 329616.

Almost surely, 2^5312566466 is an apocalyptic number.

5312566466 is a deficient number, since it is larger than the sum of its proper divisors (2658223738).

5312566466 is a wasteful number, since it uses less digits than its factorization.

5312566466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 646836.

The product of its digits is 777600, while the sum is 44.

The square root of 5312566466 is about 72887.3546371385. The cubic root of 5312566466 is about 1744.8902885844.

The spelling of 5312566466 in words is "five billion, three hundred twelve million, five hundred sixty-six thousand, four hundred sixty-six".