10000505505499 has 4 divisors (see below), whose sum is σ = 10345350522960. Its totient is φ = 9655660488040.

The previous prime is 10000505505493. The next prime is 10000505505527. The reversal of 10000505505499 is 99450550500001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10000505505499 - 2⁹ = 10000505504987 is a prime.

It is a super-2 number, since 2×10000505505499² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10000505505493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172422508687 + ... + 172422508744.

It is an arithmetic number, because the mean of its divisors is an integer number (2586337630740).

Almost surely, 2^{10000505505499} is an apocalyptic number.

10000505505499 is a deficient number, since it is larger than the sum of its proper divisors (344845017461).

10000505505499 is an equidigital number, since it uses as much as digits as its factorization.

10000505505499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344845017460.

The product of its (nonzero) digits is 202500, while the sum is 43.

The spelling of 10000505505499 in words is "ten trillion, five hundred five million, five hundred five thousand, four hundred ninety-nine".