50105511010517 has 2 divisors, whose sum is σ = 50105511010518. Its totient is φ = 50105511010516.

The previous prime is 50105511010483. The next prime is 50105511010549. The reversal of 50105511010517 is 71501011550105.

It is an a-pointer prime, because the next prime (50105511010549) can be obtained adding 50105511010517 to its sum of digits (32).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39107625524881 + 10997885485636 = 6253609^2 + 3316306^2 .

It is a cyclic number.

It is not a de Polignac number, because 50105511010517 - 2²² = 50105506816213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50105511013517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25052755505258 + 25052755505259.

It is an arithmetic number, because the mean of its divisors is an integer number (25052755505259).

Almost surely, 2^{50105511010517} is an apocalyptic number.

It is an amenable number.

50105511010517 is a deficient number, since it is larger than the sum of its proper divisors (1).

50105511010517 is an equidigital number, since it uses as much as digits as its factorization.

50105511010517 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4375, while the sum is 32.

The spelling of 50105511010517 in words is "fifty trillion, one hundred five billion, five hundred eleven million, ten thousand, five hundred seventeen".