10515232005 has 16 divisors (see below), whose sum is σ = 16826465664. Its totient is φ = 5607425600.

The previous prime is 10515231967. The next prime is 10515232019. The reversal of 10515232005 is 50023251501.

It is a happy number.

It is not a de Polignac number, because 10515232005 - 2¹¹ = 10515229957 is a prime.

It is a super-2 number, since 2×10515232005² (a number of 21 digits) contains 22 as substring.

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, 95107 + ... + 173423.

It is an arithmetic number, because the mean of its divisors is an integer number (1051654104).

Almost surely, 2^10515232005 is an apocalyptic number.

10515232005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10515232005 is a deficient number, since it is larger than the sum of its proper divisors (6311233659).

10515232005 is an equidigital number, since it uses as much as digits as its factorization.

10515232005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87276.

The product of its (nonzero) digits is 1500, while the sum is 24.

Adding to 10515232005 its reverse (50023251501), we get a palindrome (60538483506).

The spelling of 10515232005 in words is "ten billion, five hundred fifteen million, two hundred thirty-two thousand, five".