5161711051019 has 2 divisors, whose sum is σ = 5161711051020. Its totient is φ = 5161711051018.

The previous prime is 5161711051009. The next prime is 5161711051027. The reversal of 5161711051019 is 9101501171615.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5161711051019 - 2⁸ = 5161711050763 is a prime.

It is a super-2 number, since 2×5161711051019² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5161711051009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2580855525509 + 2580855525510.

It is an arithmetic number, because the mean of its divisors is an integer number (2580855525510).

Almost surely, 2^{5161711051019} is an apocalyptic number.

5161711051019 is a deficient number, since it is larger than the sum of its proper divisors (1).

5161711051019 is an equidigital number, since it uses as much as digits as its factorization.

5161711051019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9450, while the sum is 38.

The spelling of 5161711051019 in words is "five trillion, one hundred sixty-one billion, seven hundred eleven million, fifty-one thousand, nineteen".