506623364066 has 8 divisors (see below), whose sum is σ = 763196570604. Its totient is φ = 252224507200.

The previous prime is 506623364047. The next prime is 506623364081. The reversal of 506623364066 is 660463326605.

It can be written as a sum of positive squares in 2 ways, for example, as 447265350841 + 59358013225 = 668779^2 + 243635^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 506623364066.

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, 543586835 + ... + 543587766.

Almost surely, 2^506623364066 is an apocalyptic number.

506623364066 is a deficient number, since it is larger than the sum of its proper divisors (256573206538).

506623364066 is a wasteful number, since it uses less digits than its factorization.

506623364066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1087174836.

The product of its (nonzero) digits is 2799360, while the sum is 47.

The spelling of 506623364066 in words is "five hundred six billion, six hundred twenty-three million, three hundred sixty-four thousand, sixty-six".