4427435678 has 4 divisors (see below), whose sum is σ = 6641153520. Its totient is φ = 2213717838.

The previous prime is 4427435653. The next prime is 4427435687. The reversal of 4427435678 is 8765347244.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106858918 + ... + 1106858921.

It is an arithmetic number, because the mean of its divisors is an integer number (1660288380).

Almost surely, 2^4427435678 is an apocalyptic number.

4427435678 is a deficient number, since it is larger than the sum of its proper divisors (2213717842).

4427435678 is a wasteful number, since it uses less digits than its factorization.

4427435678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2213717841.

The product of its digits is 4515840, while the sum is 50.

The square root of 4427435678 is about 66538.9786365856. The cubic root of 4427435678 is about 1642.0413404107.

The spelling of 4427435678 in words is "four billion, four hundred twenty-seven million, four hundred thirty-five thousand, six hundred seventy-eight".