10000511000505 has 16 divisors (see below), whose sum is σ = 17778686223360. Its totient is φ = 5333605866864.

The previous prime is 10000511000429. The next prime is 10000511000509. The reversal of 10000511000505 is 50500011500001.

10000511000505 is a `hidden beast` number, since 10 + 0 + 0 + 0 + 51 + 100 + 0 + 505 = 666.

It is not a de Polignac number, because 10000511000505 - 2⁹ = 10000510999993 is a prime.

It is a super-2 number, since 2×10000511000505² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10000511000509) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37038929497 + ... + 37038929766.

It is an arithmetic number, because the mean of its divisors is an integer number (1111167888960).

Almost surely, 2^{10000511000505} is an apocalyptic number.

10000511000505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10000511000505 is a deficient number, since it is larger than the sum of its proper divisors (7778175222855).

10000511000505 is an equidigital number, since it uses as much as digits as its factorization.

10000511000505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74077859277 (or 74077859271 counting only the distinct ones).

The product of its (nonzero) digits is 125, while the sum is 18.

Adding to 10000511000505 its reverse (50500011500001), we get a palindrome (60500522500506).

The spelling of 10000511000505 in words is "ten trillion, five hundred eleven million, five hundred five", and thus it is an aban number.