7443955576642 has 12 divisors (see below), whose sum is σ = 12090921928290. Its totient is φ = 3435671804448.

The previous prime is 7443955576621. The next prime is 7443955576643. The reversal of 7443955576642 is 2466755593447.

It can be written as a sum of positive squares in 3 ways, for example, as 4245656129001 + 3198299447641 = 2060499^2 + 1788379^2 .

It is not an unprimeable number, because it can be changed into a prime (7443955576643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11011768267 + ... + 11011768942.

Almost surely, 2^{7443955576642} is an apocalyptic number.

7443955576642 is a deficient number, since it is larger than the sum of its proper divisors (4646966351648).

7443955576642 is a wasteful number, since it uses less digits than its factorization.

7443955576642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22023537237 (or 22023537224 counting only the distinct ones).

The product of its digits is 762048000, while the sum is 67.

The spelling of 7443955576642 in words is "seven trillion, four hundred forty-three billion, nine hundred fifty-five million, five hundred seventy-six thousand, six hundred forty-two".