60055500509 has 2 divisors, whose sum is σ = 60055500510. Its totient is φ = 60055500508.

The previous prime is 60055500493. The next prime is 60055500563. The reversal of 60055500509 is 90500555006.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42466905625 + 17588594884 = 206075^2 + 132622^2 .

It is a cyclic number.

It is not a de Polignac number, because 60055500509 - 2⁴ = 60055500493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60055500809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30027750254 + 30027750255.

It is an arithmetic number, because the mean of its divisors is an integer number (30027750255).

Almost surely, 2^60055500509 is an apocalyptic number.

It is an amenable number.

60055500509 is a deficient number, since it is larger than the sum of its proper divisors (1).

60055500509 is an equidigital number, since it uses as much as digits as its factorization.

60055500509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 33750, while the sum is 35.

The spelling of 60055500509 in words is "sixty billion, fifty-five million, five hundred thousand, five hundred nine".