10010005000 has 40 divisors (see below), whose sum is σ = 23453453430. Its totient is φ = 4004000000.

The previous prime is 10010004947. The next prime is 10010005001. The reversal of 10010005000 is 50001001.

It can be written as a sum of positive squares in 5 ways, for example, as 782097156 + 9227907844 = 27966^2 + 96062^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (10010005001) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 996001 + ... + 1006000.

Almost surely, 2^10010005000 is an apocalyptic number.

10010005000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10010005000 is an abundant number, since it is smaller than the sum of its proper divisors (13443448430).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10010005000 is an equidigital number, since it uses as much as digits as its factorization.

10010005000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2002027 (or 2002008 counting only the distinct ones).

The product of its (nonzero) digits is 5, while the sum is 7.

Adding to 10010005000 its reverse (50001001), we get a palindrome (10060006001).

The spelling of 10010005000 in words is "ten billion, ten million, five thousand".