50345480917 has 2 divisors, whose sum is σ = 50345480918. Its totient is φ = 50345480916.

The previous prime is 50345480819. The next prime is 50345480953. The reversal of 50345480917 is 71908454305.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44466578641 + 5878902276 = 210871^2 + 76674^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50345480917 is a prime.

It is a super-2 number, since 2×50345480917² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50345480987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25172740458 + 25172740459.

It is an arithmetic number, because the mean of its divisors is an integer number (25172740459).

Almost surely, 2^50345480917 is an apocalyptic number.

It is an amenable number.

50345480917 is a deficient number, since it is larger than the sum of its proper divisors (1).

50345480917 is an equidigital number, since it uses as much as digits as its factorization.

50345480917 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 604800, while the sum is 46.

The spelling of 50345480917 in words is "fifty billion, three hundred forty-five million, four hundred eighty thousand, nine hundred seventeen".