5561727834407 has 2 divisors, whose sum is σ = 5561727834408. Its totient is φ = 5561727834406.

The previous prime is 5561727834307. The next prime is 5561727834437. The reversal of 5561727834407 is 7044387271655.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5561727834407 - 2¹⁰ = 5561727833383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5561727834437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2780863917203 + 2780863917204.

It is an arithmetic number, because the mean of its divisors is an integer number (2780863917204).

Almost surely, 2^{5561727834407} is an apocalyptic number.

5561727834407 is a deficient number, since it is larger than the sum of its proper divisors (1).

5561727834407 is an equidigital number, since it uses as much as digits as its factorization.

5561727834407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 39513600, while the sum is 59.

The spelling of 5561727834407 in words is "five trillion, five hundred sixty-one billion, seven hundred twenty-seven million, eight hundred thirty-four thousand, four hundred seven".