4626248621 has 2 divisors, whose sum is σ = 4626248622. Its totient is φ = 4626248620.

The previous prime is 4626248597. The next prime is 4626248623. The reversal of 4626248621 is 1268426264.

4626248621 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., 4598738596 + 27510025 = 67814^2 + 5245^2 .

It is a cyclic number.

It is not a de Polignac number, because 4626248621 - 2²² = 4622054317 is a prime.

Together with 4626248623, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4626248623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2313124310 + 2313124311.

It is an arithmetic number, because the mean of its divisors is an integer number (2313124311).

Almost surely, 2^4626248621 is an apocalyptic number.

It is an amenable number.

4626248621 is a deficient number, since it is larger than the sum of its proper divisors (1).

4626248621 is an equidigital number, since it uses as much as digits as its factorization.

4626248621 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 221184, while the sum is 41.

The square root of 4626248621 is about 68016.5319683384. The cubic root of 4626248621 is about 1666.2608468253.

The spelling of 4626248621 in words is "four billion, six hundred twenty-six million, two hundred forty-eight thousand, six hundred twenty-one".