4879709644785 has 16 divisors (see below), whose sum is σ = 7807563242304. Its totient is φ = 2602502540352.

The previous prime is 4879709644783. The next prime is 4879709644801. The reversal of 4879709644785 is 5874469079784.

It is not a de Polignac number, because 4879709644785 - 2¹ = 4879709644783 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4879709644785.

It is not an unprimeable number, because it can be changed into a prime (4879709644781) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6822219 + ... + 7503471.

It is an arithmetic number, because the mean of its divisors is an integer number (487972702644).

Almost surely, 2^{4879709644785} is an apocalyptic number.

It is an amenable number.

4879709644785 is a deficient number, since it is larger than the sum of its proper divisors (2927853597519).

4879709644785 is a wasteful number, since it uses less digits than its factorization.

4879709644785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1158784.

The product of its (nonzero) digits is 3413975040, while the sum is 78.

The spelling of 4879709644785 in words is "four trillion, eight hundred seventy-nine billion, seven hundred nine million, six hundred forty-four thousand, seven hundred eighty-five".