4979961895 has 16 divisors (see below), whose sum is σ = 6346293408. Its totient is φ = 3738470400.

The previous prime is 4979961893. The next prime is 4979961913. The reversal of 4979961895 is 5981699794.

It is not a de Polignac number, because 4979961895 - 2¹ = 4979961893 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4979961895.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4979961893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58281 + ... + 115570.

It is an arithmetic number, because the mean of its divisors is an integer number (396643338).

Almost surely, 2^4979961895 is an apocalyptic number.

4979961895 is a deficient number, since it is larger than the sum of its proper divisors (1366331513).

4979961895 is a wasteful number, since it uses less digits than its factorization.

4979961895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174210.

The product of its digits is 44089920, while the sum is 67.

The square root of 4979961895 is about 70568.8450734458. The cubic root of 4979961895 is about 1707.6885764745.

The spelling of 4979961895 in words is "four billion, nine hundred seventy-nine million, nine hundred sixty-one thousand, eight hundred ninety-five".