505005005494 has 16 divisors (see below), whose sum is σ = 831148549200. Its totient is φ = 228220862560.

The previous prime is 505005005429. The next prime is 505005005621. The reversal of 505005005494 is 494500500505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66339469 + ... + 66347080.

It is an arithmetic number, because the mean of its divisors is an integer number (51946784325).

Almost surely, 2^505005005494 is an apocalyptic number.

505005005494 is a deficient number, since it is larger than the sum of its proper divisors (326143543706).

505005005494 is a wasteful number, since it uses less digits than its factorization.

505005005494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132686735.

The product of its (nonzero) digits is 90000, while the sum is 37.

Adding to 505005005494 its reverse (494500500505), we get a palindrome (999505505999).

The spelling of 505005005494 in words is "five hundred five billion, five million, five thousand, four hundred ninety-four".