4859702721 has 6 divisors (see below), whose sum is σ = 7019570610. Its totient is φ = 3239801808.

The previous prime is 4859702719. The next prime is 4859702723. The reversal of 4859702721 is 1272079584.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4859702719) and next prime (4859702723).

It can be written as a sum of positive squares in only one way, i.e., 4849590321 + 10112400 = 69639^2 + 3180^2 .

It is not a de Polignac number, because 4859702721 - 2¹ = 4859702719 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4859702723) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 269983476 + ... + 269983493.

It is an arithmetic number, because the mean of its divisors is an integer number (1169928435).

Almost surely, 2^4859702721 is an apocalyptic number.

It is an amenable number.

4859702721 is a deficient number, since it is larger than the sum of its proper divisors (2159867889).

4859702721 is a wasteful number, since it uses less digits than its factorization.

4859702721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539966975 (or 539966972 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 45.

The square root of 4859702721 is about 69711.5680572457. The cubic root of 4859702721 is about 1693.8303142138.

The spelling of 4859702721 in words is "four billion, eight hundred fifty-nine million, seven hundred two thousand, seven hundred twenty-one".