42878105203 has 8 divisors (see below), whose sum is σ = 43191696240. Its totient is φ = 42564587520.

The previous prime is 42878105167. The next prime is 42878105243. The reversal of 42878105203 is 30250187824.

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 42878105203 - 2¹⁷ = 42877974131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42878105243) 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, 1828851 + ... + 1852147.

It is an arithmetic number, because the mean of its divisors is an integer number (5398962030).

Almost surely, 2^42878105203 is an apocalyptic number.

42878105203 is a deficient number, since it is larger than the sum of its proper divisors (313591037).

42878105203 is a wasteful number, since it uses less digits than its factorization.

42878105203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36677.

The product of its (nonzero) digits is 107520, while the sum is 40.

The spelling of 42878105203 in words is "forty-two billion, eight hundred seventy-eight million, one hundred five thousand, two hundred three".