505006010506 has 4 divisors (see below), whose sum is σ = 757509015762. Its totient is φ = 252503005252.

The previous prime is 505006010437. The next prime is 505006010533. The reversal of 505006010506 is 605010600505.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 342347861025 + 162658149481 = 585105^2 + 403309^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126251502625 + ... + 126251502628.

Almost surely, 2^505006010506 is an apocalyptic number.

505006010506 is a deficient number, since it is larger than the sum of its proper divisors (252503005256).

505006010506 is a wasteful number, since it uses less digits than its factorization.

505006010506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252503005255.

The product of its (nonzero) digits is 4500, while the sum is 28.

The spelling of 505006010506 in words is "five hundred five billion, six million, ten thousand, five hundred six".