4978025277 has 4 divisors (see below), whose sum is σ = 6637367040. Its totient is φ = 3318683516.

The previous prime is 4978025249. The next prime is 4978025281. The reversal of 4978025277 is 7725208794.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4978025277 - 2¹¹ = 4978023229 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4978025237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 829670877 + ... + 829670882.

It is an arithmetic number, because the mean of its divisors is an integer number (1659341760).

Almost surely, 2^4978025277 is an apocalyptic number.

It is an amenable number.

4978025277 is a deficient number, since it is larger than the sum of its proper divisors (1659341763).

4978025277 is a wasteful number, since it uses less digits than its factorization.

4978025277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1659341762.

The product of its (nonzero) digits is 1975680, while the sum is 51.

The square root of 4978025277 is about 70555.1222591245. The cubic root of 4978025277 is about 1707.4671846049.

It can be divided in two parts, 49780 and 25277, that added together give a palindrome (75057).

The spelling of 4978025277 in words is "four billion, nine hundred seventy-eight million, twenty-five thousand, two hundred seventy-seven".