504053543009 has 2 divisors, whose sum is σ = 504053543010. Its totient is φ = 504053543008.

The previous prime is 504053542981. The next prime is 504053543029. The reversal of 504053543009 is 900345350405.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 261891133009 + 242162410000 = 511753^2 + 492100^2 .

It is a cyclic number.

It is not a de Polignac number, because 504053543009 - 2³⁶ = 435334066273 is a prime.

It is not a weakly prime, because it can be changed into another prime (504053543029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252026771504 + 252026771505.

It is an arithmetic number, because the mean of its divisors is an integer number (252026771505).

Almost surely, 2^504053543009 is an apocalyptic number.

It is an amenable number.

504053543009 is a deficient number, since it is larger than the sum of its proper divisors (1).

504053543009 is an equidigital number, since it uses as much as digits as its factorization.

504053543009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162000, while the sum is 38.

The spelling of 504053543009 in words is "five hundred four billion, fifty-three million, five hundred forty-three thousand, nine".