10100025505 has 8 divisors (see below), whose sum is σ = 12181554792. Its totient is φ = 8039004288.

The previous prime is 10100025487. The next prime is 10100025511. The reversal of 10100025505 is 50552000101.

It can be written as a sum of positive squares in 4 ways, for example, as 825757696 + 9274267809 = 28736^2 + 96303^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10100025505 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 5125932 + ... + 5127901.

It is an arithmetic number, because the mean of its divisors is an integer number (1522694349).

Almost surely, 2^10100025505 is an apocalyptic number.

It is an amenable number.

10100025505 is a deficient number, since it is larger than the sum of its proper divisors (2081529287).

10100025505 is a wasteful number, since it uses less digits than its factorization.

10100025505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10254035.

The product of its (nonzero) digits is 250, while the sum is 19.

Adding to 10100025505 its reverse (50552000101), we get a palindrome (60652025606).

The spelling of 10100025505 in words is "ten billion, one hundred million, twenty-five thousand, five hundred five".