10131265544 has 16 divisors (see below), whose sum is σ = 19001879100. Its totient is φ = 5064097792.

The previous prime is 10131265541. The next prime is 10131265559. The reversal of 10131265544 is 44556213101.

10131265544 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 9319585444 + 811680100 = 96538^2 + 28490^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 10131265544.

It is not an unprimeable number, because it can be changed into a prime (10131265541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 163577 + ... + 216840.

Almost surely, 2^10131265544 is an apocalyptic number.

It is an amenable number.

10131265544 is a deficient number, since it is larger than the sum of its proper divisors (8870613556).

10131265544 is a wasteful number, since it uses less digits than its factorization.

10131265544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383752 (or 383748 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

Adding to 10131265544 its reverse (44556213101), we get a palindrome (54687478645).

The spelling of 10131265544 in words is "ten billion, one hundred thirty-one million, two hundred sixty-five thousand, five hundred forty-four".