4948787320569 has 27 divisors (see below), whose sum is σ = 7176828386637. Its totient is φ = 3286053136224.

The previous prime is 4948787320567. The next prime is 4948787320577. The reversal of 4948787320569 is 9650237878494.

The square root of 4948787320569 is 2224587.

It is a perfect power (a square), and thus also a powerful number.

4948787320569 is a `hidden beast` number, since 4 + 9 + 487 + 8 + 73 + 20 + 56 + 9 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 3530592146169 + 1418195174400 = 1878987^2 + 1190880^2 .

It is not a de Polignac number, because 4948787320569 - 2¹ = 4948787320567 is a prime.

It is a super-2 number, since 2×4948787320569² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4948787320497 and 4948787320506.

It is not an unprimeable number, because it can be changed into a prime (4948787320567) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 1848630459 + ... + 1848633135.

Almost surely, 2^{4948787320569} is an apocalyptic number.

4948787320569 is the 2224587-th square number.

4948787320569 is the 1112294-th centered octagonal number.

It is an amenable number.

4948787320569 is a deficient number, since it is larger than the sum of its proper divisors (2228041066068).

4948787320569 is an frugal number, since it uses more digits than its factorization.

4948787320569 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5914 (or 2957 counting only the distinct ones).

The product of its (nonzero) digits is 731566080, while the sum is 72.

The spelling of 4948787320569 in words is "four trillion, nine hundred forty-eight billion, seven hundred eighty-seven million, three hundred twenty thousand, five hundred sixty-nine".