133323243044 has 12 divisors (see below), whose sum is σ = 233320939404. Its totient is φ = 66660117504.

The previous prime is 133323243017. The next prime is 133323243047. The reversal of 133323243044 is 440342323331.

It can be written as a sum of positive squares in 2 ways, for example, as 70692174400 + 62631068644 = 265880^2 + 250262^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 133323243044.

It is not an unprimeable number, because it can be changed into a prime (133323243047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 163169 + ... + 541544.

It is an arithmetic number, because the mean of its divisors is an integer number (19443411617).

Almost surely, 2^133323243044 is an apocalyptic number.

It is an amenable number.

133323243044 is a deficient number, since it is larger than the sum of its proper divisors (99997696360).

133323243044 is a wasteful number, since it uses less digits than its factorization.

133323243044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 752014 (or 752012 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 32.

Adding to 133323243044 its reverse (440342323331), we get a palindrome (573665566375).

The spelling of 133323243044 in words is "one hundred thirty-three billion, three hundred twenty-three million, two hundred forty-three thousand, forty-four".