505051986008 has 8 divisors (see below), whose sum is σ = 946972473780. Its totient is φ = 252525993000.

The previous prime is 505051985993. The next prime is 505051986011. The reversal of 505051986008 is 800689150505.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31565749118 + ... + 31565749133.

Almost surely, 2^505051986008 is an apocalyptic number.

It is an amenable number.

505051986008 is a deficient number, since it is larger than the sum of its proper divisors (441920487772).

505051986008 is a wasteful number, since it uses less digits than its factorization.

505051986008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63131498257 (or 63131498253 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 47.

The spelling of 505051986008 in words is "five hundred five billion, fifty-one million, nine hundred eighty-six thousand, eight".