4978774027 has 4 divisors (see below), whose sum is σ = 5150455920. Its totient is φ = 4807092136.

The previous prime is 4978774019. The next prime is 4978774063. The reversal of 4978774027 is 7204778794.

4978774027 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 4978774027 - 2³ = 4978774019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4978744027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85840903 + ... + 85840960.

It is an arithmetic number, because the mean of its divisors is an integer number (1287613980).

Almost surely, 2^4978774027 is an apocalyptic number.

4978774027 is a deficient number, since it is larger than the sum of its proper divisors (171681893).

4978774027 is a wasteful number, since it uses less digits than its factorization.

4978774027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171681892.

The product of its (nonzero) digits is 5531904, while the sum is 55.

The square root of 4978774027 is about 70560.4281945624. The cubic root of 4978774027 is about 1707.5527876228.

The spelling of 4978774027 in words is "four billion, nine hundred seventy-eight million, seven hundred seventy-four thousand, twenty-seven".