5132612666 has 8 divisors (see below), whose sum is σ = 7701261204. Its totient is φ = 2565525600.

The previous prime is 5132612629. The next prime is 5132612707. The reversal of 5132612666 is 6662162315.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 5129567641 + 3045025 = 71621^2 + 1745^2 .

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, 382115 + ... + 395318.

Almost surely, 2^5132612666 is an apocalyptic number.

5132612666 is a deficient number, since it is larger than the sum of its proper divisors (2568648538).

5132612666 is a wasteful number, since it uses less digits than its factorization.

5132612666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 780736.

The product of its digits is 77760, while the sum is 38.

The square root of 5132612666 is about 71642.2547523457. The cubic root of 5132612666 is about 1724.9618605024.

The spelling of 5132612666 in words is "five billion, one hundred thirty-two million, six hundred twelve thousand, six hundred sixty-six".