10143232144 has 10 divisors (see below), whose sum is σ = 19652512310. Its totient is φ = 5071616064.

The previous prime is 10143232123. The next prime is 10143232153. The reversal of 10143232144 is 44123234101.

It can be written as a sum of positive squares in only one way, i.e., 9273690000 + 869542144 = 96300^2 + 29488^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 316975989 + ... + 316976020.

It is an arithmetic number, because the mean of its divisors is an integer number (1965251231).

Almost surely, 2^10143232144 is an apocalyptic number.

It is an amenable number.

10143232144 is a deficient number, since it is larger than the sum of its proper divisors (9509280166).

10143232144 is an equidigital number, since it uses as much as digits as its factorization.

10143232144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 633952017 (or 633952011 counting only the distinct ones).

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

Adding to 10143232144 its reverse (44123234101), we get a palindrome (54266466245).

The spelling of 10143232144 in words is "ten billion, one hundred forty-three million, two hundred thirty-two thousand, one hundred forty-four".