5619556901149 has 2 divisors, whose sum is σ = 5619556901150. Its totient is φ = 5619556901148.

The previous prime is 5619556901143. The next prime is 5619556901221. The reversal of 5619556901149 is 9411096559165.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5473812385924 + 145744515225 = 2339618^2 + 381765^2 .

It is a cyclic number.

It is not a de Polignac number, because 5619556901149 - 2³ = 5619556901141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5619556901141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2809778450574 + 2809778450575.

It is an arithmetic number, because the mean of its divisors is an integer number (2809778450575).

Almost surely, 2^{5619556901149} is an apocalyptic number.

It is an amenable number.

5619556901149 is a deficient number, since it is larger than the sum of its proper divisors (1).

5619556901149 is an equidigital number, since it uses as much as digits as its factorization.

5619556901149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13122000, while the sum is 61.

The spelling of 5619556901149 in words is "five trillion, six hundred nineteen billion, five hundred fifty-six million, nine hundred one thousand, one hundred forty-nine".