4363138643044 has 12 divisors (see below), whose sum is σ = 7821724153068. Its totient is φ = 2128360313600.

The previous prime is 4363138642963. The next prime is 4363138643057. The reversal of 4363138643044 is 4403468313634.

It can be written as a sum of positive squares in 2 ways, for example, as 63321683044 + 4299816960000 = 251638^2 + 2073600^2 .

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, 13302251797 + ... + 13302252124.

It is an arithmetic number, because the mean of its divisors is an integer number (651810346089).

Almost surely, 2^{4363138643044} is an apocalyptic number.

It is an amenable number.

4363138643044 is a deficient number, since it is larger than the sum of its proper divisors (3458585510024).

4363138643044 is a wasteful number, since it uses less digits than its factorization.

4363138643044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26604503966 (or 26604503964 counting only the distinct ones).

The product of its (nonzero) digits is 5971968, while the sum is 49.

The spelling of 4363138643044 in words is "four trillion, three hundred sixty-three billion, one hundred thirty-eight million, six hundred forty-three thousand, forty-four".