5164216249 has 2 divisors, whose sum is σ = 5164216250. Its totient is φ = 5164216248.

The previous prime is 5164216247. The next prime is 5164216301. The reversal of 5164216249 is 9426124615.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5121549225 + 42667024 = 71565^2 + 6532^2 .

It is a cyclic number.

It is not a de Polignac number, because 5164216249 - 2¹ = 5164216247 is a prime.

Together with 5164216247, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (5164216241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2582108124 + 2582108125.

It is an arithmetic number, because the mean of its divisors is an integer number (2582108125).

Almost surely, 2^5164216249 is an apocalyptic number.

It is an amenable number.

5164216249 is a deficient number, since it is larger than the sum of its proper divisors (1).

5164216249 is an equidigital number, since it uses as much as digits as its factorization.

5164216249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 103680, while the sum is 40.

The square root of 5164216249 is about 71862.4815115649. The cubic root of 5164216249 is about 1728.4950491381.

The spelling of 5164216249 in words is "five billion, one hundred sixty-four million, two hundred sixteen thousand, two hundred forty-nine".