5554977709 has 2 divisors, whose sum is σ = 5554977710. Its totient is φ = 5554977708.

The previous prime is 5554977707. The next prime is 5554977737. The reversal of 5554977709 is 9077794555.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4748588100 + 806389609 = 68910^2 + 28397^2 .

It is a cyclic number.

It is not a de Polignac number, because 5554977709 - 2¹ = 5554977707 is a prime.

Together with 5554977707, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5554977707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2777488854 + 2777488855.

It is an arithmetic number, because the mean of its divisors is an integer number (2777488855).

Almost surely, 2^5554977709 is an apocalyptic number.

It is an amenable number.

5554977709 is a deficient number, since it is larger than the sum of its proper divisors (1).

5554977709 is an equidigital number, since it uses as much as digits as its factorization.

5554977709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13891500, while the sum is 58.

The square root of 5554977709 is about 74531.7228366553. The cubic root of 5554977709 is about 1771.0362078159.

The spelling of 5554977709 in words is "five billion, five hundred fifty-four million, nine hundred seventy-seven thousand, seven hundred nine".