6433412642 has 16 divisors (see below), whose sum is σ = 9687316992. Its totient is φ = 3204321120.

The previous prime is 6433412633. The next prime is 6433412647. The reversal of 6433412642 is 2462143346.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (6433412647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1444463 + ... + 1448909.

It is an arithmetic number, because the mean of its divisors is an integer number (605457312).

Almost surely, 2^6433412642 is an apocalyptic number.

6433412642 is a deficient number, since it is larger than the sum of its proper divisors (3253904350).

6433412642 is a wasteful number, since it uses less digits than its factorization.

6433412642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7073.

The product of its digits is 82944, while the sum is 35.

The square root of 6433412642 is about 80208.5571619388. The cubic root of 6433412642 is about 1859.8609216933.

Adding to 6433412642 its reverse (2462143346), we get a palindrome (8895555988).

The spelling of 6433412642 in words is "six billion, four hundred thirty-three million, four hundred twelve thousand, six hundred forty-two".