2145341130244 has 24 divisors (see below), whose sum is σ = 4045851111960. Its totient is φ = 989494209024.

The previous prime is 2145341130211. The next prime is 2145341130263. The reversal of 2145341130244 is 4420311435412.

It can be written as a sum of positive squares in 4 ways, for example, as 416347562500 + 1728993567744 = 645250^2 + 1314912^2 .

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 13739029 + ... + 13894300.

It is an arithmetic number, because the mean of its divisors is an integer number (168577129665).

Almost surely, 2^{2145341130244} is an apocalyptic number.

It is an amenable number.

2145341130244 is a deficient number, since it is larger than the sum of its proper divisors (1900509981716).

2145341130244 is a wasteful number, since it uses less digits than its factorization.

2145341130244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27634839 (or 27634837 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 34.

Adding to 2145341130244 its reverse (4420311435412), we get a palindrome (6565652565656).

The spelling of 2145341130244 in words is "two trillion, one hundred forty-five billion, three hundred forty-one million, one hundred thirty thousand, two hundred forty-four".