10205051504519 has 2 divisors, whose sum is σ = 10205051504520. Its totient is φ = 10205051504518.

The previous prime is 10205051504509. The next prime is 10205051504567. The reversal of 10205051504519 is 91540515050201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10205051504519 - 2⁴ = 10205051504503 is a prime.

It is a super-2 number, since 2×10205051504519² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10205051504509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5102525752259 + 5102525752260.

It is an arithmetic number, because the mean of its divisors is an integer number (5102525752260).

Almost surely, 2^{10205051504519} is an apocalyptic number.

10205051504519 is a deficient number, since it is larger than the sum of its proper divisors (1).

10205051504519 is an equidigital number, since it uses as much as digits as its factorization.

10205051504519 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45000, while the sum is 38.

The spelling of 10205051504519 in words is "ten trillion, two hundred five billion, fifty-one million, five hundred four thousand, five hundred nineteen".