10000500505 has 8 divisors (see below), whose sum is σ = 12414414600. Its totient is φ = 7724524416.

The previous prime is 10000500479. The next prime is 10000500539. The reversal of 10000500505 is 50500500001.

It can be written as a sum of positive squares in 4 ways, for example, as 2279012121 + 7721488384 = 47739^2 + 87872^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10000500505 is a prime.

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, 34484340 + ... + 34484629.

It is an arithmetic number, because the mean of its divisors is an integer number (1551801825).

Almost surely, 2^10000500505 is an apocalyptic number.

It is an amenable number.

10000500505 is a deficient number, since it is larger than the sum of its proper divisors (2413914095).

10000500505 is an equidigital number, since it uses as much as digits as its factorization.

10000500505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68969003.

The product of its (nonzero) digits is 125, while the sum is 16.

The spelling of 10000500505 in words is "ten billion, five hundred thousand, five hundred five".