4977098779 has 4 divisors (see below), whose sum is σ = 4977271576. Its totient is φ = 4976925984.

The previous prime is 4977098767. The next prime is 4977098801. The reversal of 4977098779 is 9778907794.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9778907794 = 2 ⋅4889453897.

It is a cyclic number.

It is not a de Polignac number, because 4977098779 - 2¹⁵ = 4977066011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4977098579) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31614 + ... + 104659.

It is an arithmetic number, because the mean of its divisors is an integer number (1244317894).

Almost surely, 2^4977098779 is an apocalyptic number.

4977098779 is a deficient number, since it is larger than the sum of its proper divisors (172797).

4977098779 is a wasteful number, since it uses less digits than its factorization.

4977098779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172796.

The product of its (nonzero) digits is 56010528, while the sum is 67.

The square root of 4977098779 is about 70548.5561794145. The cubic root of 4977098779 is about 1707.3612481476.

The spelling of 4977098779 in words is "four billion, nine hundred seventy-seven million, ninety-eight thousand, seven hundred seventy-nine".