10115005144 has 16 divisors (see below), whose sum is σ = 18967630320. Its totient is φ = 5056970400.

The previous prime is 10115005141. The next prime is 10115005157. The reversal of 10115005144 is 44150051101.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10115005141) 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, 21037 + ... + 143779.

It is an arithmetic number, because the mean of its divisors is an integer number (1185476895).

Almost surely, 2^10115005144 is an apocalyptic number.

It is an amenable number.

10115005144 is a deficient number, since it is larger than the sum of its proper divisors (8852625176).

10115005144 is a wasteful number, since it uses less digits than its factorization.

10115005144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133050 (or 133046 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 22.

Adding to 10115005144 its reverse (44150051101), we get a palindrome (54265056245).

The spelling of 10115005144 in words is "ten billion, one hundred fifteen million, five thousand, one hundred forty-four".