433378678064342 has 4 divisors (see below), whose sum is σ = 650068017096516. Its totient is φ = 216689339032170.

The previous prime is 433378678064323. The next prime is 433378678064411. The reversal of 433378678064342 is 243460876873334.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 108344669516084 + ... + 108344669516087.

It is an arithmetic number, because the mean of its divisors is an integer number (162517004274129).

Almost surely, 2^{433378678064342} is an apocalyptic number.

433378678064342 is a deficient number, since it is larger than the sum of its proper divisors (216689339032174).

433378678064342 is a wasteful number, since it uses less digits than its factorization.

433378678064342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216689339032173.

The product of its (nonzero) digits is 1170505728, while the sum is 68.

The spelling of 433378678064342 in words is "four hundred thirty-three trillion, three hundred seventy-eight billion, six hundred seventy-eight million, sixty-four thousand, three hundred forty-two".