4550213749 has 2 divisors, whose sum is σ = 4550213750. Its totient is φ = 4550213748.

The previous prime is 4550213747. The next prime is 4550213777. The reversal of 4550213749 is 9473120554.

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., 2609370724 + 1940843025 = 51082^2 + 44055^2 .

It is a cyclic number.

It is not a de Polignac number, because 4550213749 - 2¹ = 4550213747 is a prime.

Together with 4550213747, 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 (4550213747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2275106874 + 2275106875.

It is an arithmetic number, because the mean of its divisors is an integer number (2275106875).

Almost surely, 2^4550213749 is an apocalyptic number.

It is an amenable number.

4550213749 is a deficient number, since it is larger than the sum of its proper divisors (1).

4550213749 is an equidigital number, since it uses as much as digits as its factorization.

4550213749 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 151200, while the sum is 40.

The square root of 4550213749 is about 67455.2722105545. The cubic root of 4550213749 is about 1657.0817442170.

The spelling of 4550213749 in words is "four billion, five hundred fifty million, two hundred thirteen thousand, seven hundred forty-nine".