10013143444 has 12 divisors (see below), whose sum is σ = 17524117044. Its totient is φ = 5006252864.

The previous prime is 10013143421. The next prime is 10013143453. The reversal of 10013143444 is 44434131001.

It can be written as a sum of positive squares in 2 ways, for example, as 1141764100 + 8871379344 = 33790^2 + 94188^2 .

It is a super-2 number, since 2×10013143444² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 259 + ... + 141514.

It is an arithmetic number, because the mean of its divisors is an integer number (1460343087).

Almost surely, 2^10013143444 is an apocalyptic number.

It is an amenable number.

10013143444 is a deficient number, since it is larger than the sum of its proper divisors (7510973600).

10013143444 is a wasteful number, since it uses less digits than its factorization.

10013143444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159434 (or 159432 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 10013143444 its reverse (44434131001), we get a palindrome (54447274445).

The spelling of 10013143444 in words is "ten billion, thirteen million, one hundred forty-three thousand, four hundred forty-four".