4423502978 has 8 divisors (see below), whose sum is σ = 6635599680. Its totient is φ = 2211636420.

The previous prime is 4423502957. The next prime is 4423503001. The reversal of 4423502978 is 8792053244.

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

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3443 + ... + 94121.

It is an arithmetic number, because the mean of its divisors is an integer number (829449960).

Almost surely, 2^4423502978 is an apocalyptic number.

4423502978 is a deficient number, since it is larger than the sum of its proper divisors (2212096702).

4423502978 is a wasteful number, since it uses less digits than its factorization.

4423502978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115072.

The product of its (nonzero) digits is 483840, while the sum is 44.

The square root of 4423502978 is about 66509.4202199959. The cubic root of 4423502978 is about 1641.5550115729. Note that the first 3 decimals are identical.

The spelling of 4423502978 in words is "four billion, four hundred twenty-three million, five hundred two thousand, nine hundred seventy-eight".