501005000505 has 16 divisors (see below), whose sum is σ = 801616809600. Its totient is φ = 267199730688.

The previous prime is 501005000479. The next prime is 501005000563. The reversal of 501005000505 is 505000500105.

It is not a de Polignac number, because 501005000505 - 2⁹ = 501004999993 is a prime.

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, 2402644 + ... + 2602826.

It is an arithmetic number, because the mean of its divisors is an integer number (50101050600).

Almost surely, 2^501005000505 is an apocalyptic number.

It is an amenable number.

501005000505 is a deficient number, since it is larger than the sum of its proper divisors (300611809095).

501005000505 is a wasteful number, since it uses less digits than its factorization.

501005000505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367040.

The product of its (nonzero) digits is 625, while the sum is 21.

The spelling of 501005000505 in words is "five hundred one billion, five million, five hundred five", and thus it is an aban number.