6505501019 has 2 divisors, whose sum is σ = 6505501020. Its totient is φ = 6505501018.

The previous prime is 6505501007. The next prime is 6505501031. The reversal of 6505501019 is 9101055056.

It is a balanced prime because it is at equal distance from previous prime (6505501007) and next prime (6505501031).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6505501019 is a prime.

It is a super-2 number, since 2×6505501019² = 84643087016420076722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6505501049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3252750509 + 3252750510.

It is an arithmetic number, because the mean of its divisors is an integer number (3252750510).

Almost surely, 2^6505501019 is an apocalyptic number.

6505501019 is a deficient number, since it is larger than the sum of its proper divisors (1).

6505501019 is an equidigital number, since it uses as much as digits as its factorization.

6505501019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6750, while the sum is 32.

The square root of 6505501019 is about 80656.6861394640. The cubic root of 6505501019 is about 1866.7819072596.

The spelling of 6505501019 in words is "six billion, five hundred five million, five hundred one thousand, nineteen".