5533549993 has 2 divisors, whose sum is σ = 5533549994. Its totient is φ = 5533549992.

The previous prime is 5533549951. The next prime is 5533550017. The reversal of 5533549993 is 3999453355.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4751620624 + 781929369 = 68932^2 + 27963^2 .

It is a cyclic number.

It is not a de Polignac number, because 5533549993 - 2¹³ = 5533541801 is a prime.

It is not a weakly prime, because it can be changed into another prime (5533543993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2766774996 + 2766774997.

It is an arithmetic number, because the mean of its divisors is an integer number (2766774997).

Almost surely, 2^5533549993 is an apocalyptic number.

It is an amenable number.

5533549993 is a deficient number, since it is larger than the sum of its proper divisors (1).

5533549993 is an equidigital number, since it uses as much as digits as its factorization.

5533549993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9841500, while the sum is 55.

The square root of 5533549993 is about 74387.8349799213. The cubic root of 5533549993 is about 1768.7560810089.

The spelling of 5533549993 in words is "five billion, five hundred thirty-three million, five hundred forty-nine thousand, nine hundred ninety-three".