4280798978 has 8 divisors (see below), whose sum is σ = 6435128700. Its totient is φ = 2135756080.

The previous prime is 4280798947. The next prime is 4280798981. The reversal of 4280798978 is 8798970824.

It can be written as a sum of positive squares in 2 ways, for example, as 4049667769 + 231131209 = 63637^2 + 15203^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 4280798978.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2320553 + ... + 2322396.

Almost surely, 2^4280798978 is an apocalyptic number.

4280798978 is a deficient number, since it is larger than the sum of its proper divisors (2154329722).

4280798978 is a wasteful number, since it uses less digits than its factorization.

4280798978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4643412.

The product of its (nonzero) digits is 16257024, while the sum is 62.

The square root of 4280798978 is about 65427.8150177736. The cubic root of 4280798978 is about 1623.7092997368.

The spelling of 4280798978 in words is "four billion, two hundred eighty million, seven hundred ninety-eight thousand, nine hundred seventy-eight".