4561662733 has 2 divisors, whose sum is σ = 4561662734. Its totient is φ = 4561662732.

The previous prime is 4561662731. The next prime is 4561662757. The reversal of 4561662733 is 3372661654.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4034409289 + 527253444 = 63517^2 + 22962^2 .

It is a cyclic number.

It is not a de Polignac number, because 4561662733 - 2¹ = 4561662731 is a prime.

Together with 4561662731, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 4561662733.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4561662731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2280831366 + 2280831367.

It is an arithmetic number, because the mean of its divisors is an integer number (2280831367).

Almost surely, 2^4561662733 is an apocalyptic number.

It is an amenable number.

4561662733 is a deficient number, since it is larger than the sum of its proper divisors (1).

4561662733 is an equidigital number, since it uses as much as digits as its factorization.

4561662733 is an evil number, because the sum of its binary digits is even.

The product of its digits is 544320, while the sum is 43.

The square root of 4561662733 is about 67540.0824177762. The cubic root of 4561662733 is about 1658.4703978515.

The spelling of 4561662733 in words is "four billion, five hundred sixty-one million, six hundred sixty-two thousand, seven hundred thirty-three".