8614426621 has 2 divisors, whose sum is σ = 8614426622. Its totient is φ = 8614426620.

The previous prime is 8614426571. The next prime is 8614426673. The reversal of 8614426621 is 1266244168.

8614426621 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6258392100 + 2356034521 = 79110^2 + 48539^2 .

It is a cyclic number.

It is not a de Polignac number, because 8614426621 - 2⁹ = 8614426109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8614427621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4307213310 + 4307213311.

It is an arithmetic number, because the mean of its divisors is an integer number (4307213311).

Almost surely, 2^8614426621 is an apocalyptic number.

It is an amenable number.

8614426621 is a deficient number, since it is larger than the sum of its proper divisors (1).

8614426621 is an equidigital number, since it uses as much as digits as its factorization.

8614426621 is an evil number, because the sum of its binary digits is even.

The product of its digits is 110592, while the sum is 40.

The square root of 8614426621 is about 92813.9354892357. The cubic root of 8614426621 is about 2049.9446045709.

The spelling of 8614426621 in words is "eight billion, six hundred fourteen million, four hundred twenty-six thousand, six hundred twenty-one".