9878450334 has 8 divisors (see below), whose sum is σ = 19756900680. Its totient is φ = 3292816776.

The previous prime is 9878450327. The next prime is 9878450357. The reversal of 9878450334 is 4330548789.

9878450334 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

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

9878450334 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 823204189 + ... + 823204200.

It is an arithmetic number, because the mean of its divisors is an integer number (2469612585).

Almost surely, 2^9878450334 is an apocalyptic number.

9878450334 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9878450334 is a wasteful number, since it uses less digits than its factorization.

9878450334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1646408394.

The product of its (nonzero) digits is 2903040, while the sum is 51.

The square root of 9878450334 is about 99390.3935700025. The cubic root of 9878450334 is about 2145.6700550097.

The spelling of 9878450334 in words is "nine billion, eight hundred seventy-eight million, four hundred fifty thousand, three hundred thirty-four".