5550554993 has 2 divisors, whose sum is σ = 5550554994. Its totient is φ = 5550554992.

The previous prime is 5550554969. The next prime is 5550555013. The reversal of 5550554993 is 3994550555.

5550554993 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4633252624 + 917302369 = 68068^2 + 30287^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5550554993 is a prime.

It is not a weakly prime, because it can be changed into another prime (5550554923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2775277496 + 2775277497.

It is an arithmetic number, because the mean of its divisors is an integer number (2775277497).

Almost surely, 2^5550554993 is an apocalyptic number.

It is an amenable number.

5550554993 is a deficient number, since it is larger than the sum of its proper divisors (1).

5550554993 is an equidigital number, since it uses as much as digits as its factorization.

5550554993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3037500, while the sum is 50.

The square root of 5550554993 is about 74502.0469047663. The cubic root of 5550554993 is about 1770.5660667249.

The spelling of 5550554993 in words is "five billion, five hundred fifty million, five hundred fifty-four thousand, nine hundred ninety-three".