7645737223 has 2 divisors, whose sum is σ = 7645737224. Its totient is φ = 7645737222.

The previous prime is 7645737221. The next prime is 7645737283. The reversal of 7645737223 is 3227375467.

7645737223 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 is a cyclic number.

It is not a de Polignac number, because 7645737223 - 2¹ = 7645737221 is a prime.

Together with 7645737221, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7645737221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3822868611 + 3822868612.

It is an arithmetic number, because the mean of its divisors is an integer number (3822868612).

Almost surely, 2^7645737223 is an apocalyptic number.

7645737223 is a deficient number, since it is larger than the sum of its proper divisors (1).

7645737223 is an equidigital number, since it uses as much as digits as its factorization.

7645737223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1481760, while the sum is 46.

The square root of 7645737223 is about 87439.9063528776. The cubic root of 7645737223 is about 1970.0312828825.

The spelling of 7645737223 in words is "seven billion, six hundred forty-five million, seven hundred thirty-seven thousand, two hundred twenty-three".