500004021005 has 16 divisors (see below), whose sum is σ = 609056682624. Its totient is φ = 393979776960.

The previous prime is 500004020951. The next prime is 500004021031. The reversal of 500004021005 is 500120400005.

It is not a de Polignac number, because 500004021005 - 2¹⁰ = 500004019981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 335579 + ... + 1054808.

It is an arithmetic number, because the mean of its divisors is an integer number (38066042664).

Almost surely, 2^500004021005 is an apocalyptic number.

It is an amenable number.

500004021005 is a deficient number, since it is larger than the sum of its proper divisors (109052661619).

500004021005 is a wasteful number, since it uses less digits than its factorization.

500004021005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1391476.

The product of its (nonzero) digits is 200, while the sum is 17.

The spelling of 500004021005 in words is "five hundred billion, four million, twenty-one thousand, five".