6263485621 has 2 divisors, whose sum is σ = 6263485622. Its totient is φ = 6263485620.

The previous prime is 6263485589. The next prime is 6263485637. The reversal of 6263485621 is 1265843626.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6105078225 + 158407396 = 78135^2 + 12586^2 .

It is a cyclic number.

It is not a de Polignac number, because 6263485621 - 2⁵ = 6263485589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6263485721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3131742810 + 3131742811.

It is an arithmetic number, because the mean of its divisors is an integer number (3131742811).

Almost surely, 2^6263485621 is an apocalyptic number.

It is an amenable number.

6263485621 is a deficient number, since it is larger than the sum of its proper divisors (1).

6263485621 is an equidigital number, since it uses as much as digits as its factorization.

6263485621 is an evil number, because the sum of its binary digits is even.

The product of its digits is 414720, while the sum is 43.

The square root of 6263485621 is about 79142.1861019772. The cubic root of 6263485621 is about 1843.3396363274.

The spelling of 6263485621 in words is "six billion, two hundred sixty-three million, four hundred eighty-five thousand, six hundred twenty-one".