6433978879462 has 8 divisors (see below), whose sum is σ = 9651021021792. Its totient is φ = 3216971872200.

The previous prime is 6433978879423. The next prime is 6433978879463. The reversal of 6433978879462 is 2649788793346.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6433978879463) 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, 8321089 + ... + 9061372.

It is an arithmetic number, because the mean of its divisors is an integer number (1206377627724).

Almost surely, 2^{6433978879462} is an apocalyptic number.

6433978879462 is a deficient number, since it is larger than the sum of its proper divisors (3217042142330).

6433978879462 is a wasteful number, since it uses less digits than its factorization.

6433978879462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17567534.

The product of its digits is 2633637888, while the sum is 76.

The spelling of 6433978879462 in words is "six trillion, four hundred thirty-three billion, nine hundred seventy-eight million, eight hundred seventy-nine thousand, four hundred sixty-two".