42878786848307 has 4 divisors (see below), whose sum is σ = 43687820562480. Its totient is φ = 42069753134136.

The previous prime is 42878786848283. The next prime is 42878786848379. The reversal of 42878786848307 is 70384868787824.

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

It is a cyclic number.

It is not a de Polignac number, because 42878786848307 - 2⁶ = 42878786848243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42878786148307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 404516857007 + ... + 404516857112.

It is an arithmetic number, because the mean of its divisors is an integer number (10921955140620).

Almost surely, 2^{42878786848307} is an apocalyptic number.

42878786848307 is a deficient number, since it is larger than the sum of its proper divisors (809033714173).

42878786848307 is an equidigital number, since it uses as much as digits as its factorization.

42878786848307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 809033714172.

The product of its (nonzero) digits is 6473908224, while the sum is 80.

The spelling of 42878786848307 in words is "forty-two trillion, eight hundred seventy-eight billion, seven hundred eighty-six million, eight hundred forty-eight thousand, three hundred seven".