5611780189439 has 2 divisors, whose sum is σ = 5611780189440. Its totient is φ = 5611780189438.

The previous prime is 5611780189381. The next prime is 5611780189447. The reversal of 5611780189439 is 9349810871165.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5611780189439 - 2³⁶ = 5543060712703 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5611780149439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2805890094719 + 2805890094720.

It is an arithmetic number, because the mean of its divisors is an integer number (2805890094720).

Almost surely, 2^{5611780189439} is an apocalyptic number.

5611780189439 is a deficient number, since it is larger than the sum of its proper divisors (1).

5611780189439 is an equidigital number, since it uses as much as digits as its factorization.

5611780189439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13063680, while the sum is 62.

The spelling of 5611780189439 in words is "five trillion, six hundred eleven billion, seven hundred eighty million, one hundred eighty-nine thousand, four hundred thirty-nine".