4621358257 has 2 divisors, whose sum is σ = 4621358258. Its totient is φ = 4621358256.

The previous prime is 4621358243. The next prime is 4621358309. The reversal of 4621358257 is 7528531264.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3783603121 + 837755136 = 61511^2 + 28944^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4621358257 is a prime.

It is not a weakly prime, because it can be changed into another prime (4621358207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2310679128 + 2310679129.

It is an arithmetic number, because the mean of its divisors is an integer number (2310679129).

Almost surely, 2^4621358257 is an apocalyptic number.

It is an amenable number.

4621358257 is a deficient number, since it is larger than the sum of its proper divisors (1).

4621358257 is an equidigital number, since it uses as much as digits as its factorization.

4621358257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 403200, while the sum is 43.

The square root of 4621358257 is about 67980.5726439547. The cubic root of 4621358257 is about 1665.6735102529.

The spelling of 4621358257 in words is "four billion, six hundred twenty-one million, three hundred fifty-eight thousand, two hundred fifty-seven".