116519780417 has 2 divisors, whose sum is σ = 116519780418. Its totient is φ = 116519780416.

The previous prime is 116519780231. The next prime is 116519780441. The reversal of 116519780417 is 714087915611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 116193038641 + 326741776 = 340871^2 + 18076^2 .

It is a cyclic number.

It is not a de Polignac number, because 116519780417 - 2¹⁴ = 116519764033 is a prime.

It is not a weakly prime, because it can be changed into another prime (116519780497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58259890208 + 58259890209.

It is an arithmetic number, because the mean of its divisors is an integer number (58259890209).

Almost surely, 2^116519780417 is an apocalyptic number.

It is an amenable number.

116519780417 is a deficient number, since it is larger than the sum of its proper divisors (1).

116519780417 is an equidigital number, since it uses as much as digits as its factorization.

116519780417 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 423360, while the sum is 50.

The spelling of 116519780417 in words is "one hundred sixteen billion, five hundred nineteen million, seven hundred eighty thousand, four hundred seventeen".