4516780849 has 9 divisors (see below), whose sum is σ = 5254761771. Its totient is φ = 3871123200.

The previous prime is 4516780841. The next prime is 4516780861. The reversal of 4516780849 is 9480876154.

The square root of 4516780849 is 67207.

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

It can be written as a sum of positive squares in only one way, i.e., 3497894449 + 1018886400 = 59143^2 + 31920^2 .

It is not a de Polignac number, because 4516780849 - 2³ = 4516780841 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4516780796 and 4516780805.

It is not an unprimeable number, because it can be changed into a prime (4516780841) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 465649 + ... + 475249.

It is an arithmetic number, because the mean of its divisors is an integer number (583862419).

Almost surely, 2^4516780849 is an apocalyptic number.

4516780849 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

4516780849 is the 67207-th square number.

4516780849 is the 33604-th centered octagonal number.

It is an amenable number.

4516780849 is a deficient number, since it is larger than the sum of its proper divisors (737980922).

4516780849 is an frugal number, since it uses more digits than its factorization.

4516780849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19216 (or 9608 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 52.

The cubic root of 4516780849 is about 1653.0132692588.

The spelling of 4516780849 in words is "four billion, five hundred sixteen million, seven hundred eighty thousand, eight hundred forty-nine".