4820978427 has 8 divisors (see below), whose sum is σ = 6445487616. Its totient is φ = 3205227432.

The previous prime is 4820978419. The next prime is 4820978489. The reversal of 4820978427 is 7248790284.

4820978427 is digitally balanced in base 3, 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.

It is not a de Polignac number, because 4820978427 - 2³ = 4820978419 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4820978427.

It is not an unprimeable number, because it can be changed into a prime (4820978417) 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, 2188263 + ... + 2190464.

It is an arithmetic number, because the mean of its divisors is an integer number (805685952).

Almost surely, 2^4820978427 is an apocalyptic number.

4820978427 is a deficient number, since it is larger than the sum of its proper divisors (1624509189).

4820978427 is a wasteful number, since it uses less digits than its factorization.

4820978427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4379097.

The product of its (nonzero) digits is 1806336, while the sum is 51.

The square root of 4820978427 is about 69433.2659969269. The cubic root of 4820978427 is about 1689.3192439260.

The spelling of 4820978427 in words is "four billion, eight hundred twenty million, nine hundred seventy-eight thousand, four hundred twenty-seven".