510005501009 has 2 divisors, whose sum is σ = 510005501010. Its totient is φ = 510005501008.

The previous prime is 510005500999. The next prime is 510005501017. The reversal of 510005501009 is 900105500015.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 475957870609 + 34047630400 = 689897^2 + 184520^2 .

It is a cyclic number.

It is not a de Polignac number, because 510005501009 - 2⁴ = 510005500993 is a prime.

It is a super-2 number, since 2×510005501009² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (510005501039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255002750504 + 255002750505.

It is an arithmetic number, because the mean of its divisors is an integer number (255002750505).

Almost surely, 2^510005501009 is an apocalyptic number.

It is an amenable number.

510005501009 is a deficient number, since it is larger than the sum of its proper divisors (1).

510005501009 is an equidigital number, since it uses as much as digits as its factorization.

510005501009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1125, while the sum is 26.

The spelling of 510005501009 in words is "five hundred ten billion, five million, five hundred one thousand, nine".