1025443421344 has 24 divisors (see below), whose sum is σ = 2026291353408. Its totient is φ = 510829744320.

The previous prime is 1025443421309. The next prime is 1025443421347. The reversal of 1025443421344 is 4431243445201.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1025443421347) 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, 59115142 + ... + 59132485.

It is an arithmetic number, because the mean of its divisors is an integer number (84428806392).

Almost surely, 2^{1025443421344} is an apocalyptic number.

It is an amenable number.

1025443421344 is a deficient number, since it is larger than the sum of its proper divisors (1000847932064).

1025443421344 is a wasteful number, since it uses less digits than its factorization.

1025443421344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118247908 (or 118247900 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 37.

Adding to 1025443421344 its reverse (4431243445201), we get a palindrome (5456686866545).

The spelling of 1025443421344 in words is "one trillion, twenty-five billion, four hundred forty-three million, four hundred twenty-one thousand, three hundred forty-four".