1024404740938 has 4 divisors (see below), whose sum is σ = 1536607111410. Its totient is φ = 512202370468.

The previous prime is 1024404740929. The next prime is 1024404740939. The reversal of 1024404740938 is 8390474044201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 837999268929 + 186405472009 = 915423^2 + 431747^2 .

It is not an unprimeable number, because it can be changed into a prime (1024404740939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256101185233 + ... + 256101185236.

Almost surely, 2^{1024404740938} is an apocalyptic number.

1024404740938 is a deficient number, since it is larger than the sum of its proper divisors (512202370472).

1024404740938 is an equidigital number, since it uses as much as digits as its factorization.

1024404740938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512202370471.

The product of its (nonzero) digits is 774144, while the sum is 46.

The spelling of 1024404740938 in words is "one trillion, twenty-four billion, four hundred four million, seven hundred forty thousand, nine hundred thirty-eight".