678133043051 has 8 divisors (see below), whose sum is σ = 719401395024. Its totient is φ = 637017821440.

The previous prime is 678133043047. The next prime is 678133043057. The reversal of 678133043051 is 150340331876.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 678133043051 - 2² = 678133043047 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (678133043057) 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 7 ways as a sum of consecutive naturals, for example, 38273465 + ... + 38291178.

It is an arithmetic number, because the mean of its divisors is an integer number (89925174378).

Almost surely, 2^678133043051 is an apocalyptic number.

678133043051 is a deficient number, since it is larger than the sum of its proper divisors (41268351973).

678133043051 is a wasteful number, since it uses less digits than its factorization.

678133043051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76565181.

The product of its (nonzero) digits is 181440, while the sum is 41.

The spelling of 678133043051 in words is "six hundred seventy-eight billion, one hundred thirty-three million, forty-three thousand, fifty-one".