5105005000 has 40 divisors (see below), whose sum is σ = 11961038430. Its totient is φ = 2042000000.

The previous prime is 5105004991. The next prime is 5105005001. The reversal of 5105005000 is 5005015.

It can be written as a sum of positive squares in 5 ways, for example, as 525234724 + 4579770276 = 22918^2 + 67674^2 .

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

It is a super-2 number, since 2×5105005000² = 52122152100050000000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5105005001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 505501 + ... + 515500.

Almost surely, 2^5105005000 is an apocalyptic number.

5105005000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5105005000 is an abundant number, since it is smaller than the sum of its proper divisors (6856033430).

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

5105005000 is a wasteful number, since it uses less digits than its factorization.

5105005000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1021027 (or 1021008 counting only the distinct ones).

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

The square root of 5105005000 is about 71449.3177014309. The cubic root of 5105005000 is about 1721.8635156892.

The spelling of 5105005000 in words is "five billion, one hundred five million, five thousand".