8538950773 has 2 divisors, whose sum is σ = 8538950774. Its totient is φ = 8538950772.

The previous prime is 8538950753. The next prime is 8538950789. The reversal of 8538950773 is 3770598358.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5782385764 + 2756565009 = 76042^2 + 52503^2 .

It is a cyclic number.

It is not a de Polignac number, because 8538950773 - 2¹⁷ = 8538819701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8538950743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4269475386 + 4269475387.

It is an arithmetic number, because the mean of its divisors is an integer number (4269475387).

Almost surely, 2^8538950773 is an apocalyptic number.

It is an amenable number.

8538950773 is a deficient number, since it is larger than the sum of its proper divisors (1).

8538950773 is an equidigital number, since it uses as much as digits as its factorization.

8538950773 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6350400, while the sum is 55.

The square root of 8538950773 is about 92406.4433521819. The cubic root of 8538950773 is about 2043.9401272956.

The spelling of 8538950773 in words is "eight billion, five hundred thirty-eight million, nine hundred fifty thousand, seven hundred seventy-three".