4750561309 has 16 divisors (see below), whose sum is σ = 5244435504. Its totient is φ = 4275187200.

The previous prime is 4750561301. The next prime is 4750561339. The reversal of 4750561309 is 9031650574.

It can be written as a sum of positive squares in 8 ways, for example, as 187964100 + 4562597209 = 13710^2 + 67547^2 .

It is a cyclic number.

It is not a de Polignac number, because 4750561309 - 2³ = 4750561301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4750561301) 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, 1181787 + ... + 1185799.

It is an arithmetic number, because the mean of its divisors is an integer number (327777219).

Almost surely, 2^4750561309 is an apocalyptic number.

It is an amenable number.

4750561309 is a deficient number, since it is larger than the sum of its proper divisors (493874195).

4750561309 is a wasteful number, since it uses less digits than its factorization.

4750561309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6288.

The product of its (nonzero) digits is 113400, while the sum is 40.

The square root of 4750561309 is about 68924.3158036407. The cubic root of 4750561309 is about 1681.0539150740.

The spelling of 4750561309 in words is "four billion, seven hundred fifty million, five hundred sixty-one thousand, three hundred nine".