7438820063 has 2 divisors, whose sum is σ = 7438820064. Its totient is φ = 7438820062.

The previous prime is 7438820003. The next prime is 7438820069. The reversal of 7438820063 is 3600288347.

7438820063 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 is a cyclic number.

It is not a de Polignac number, because 7438820063 - 2⁸ = 7438819807 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7438820063.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7438820069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3719410031 + 3719410032.

It is an arithmetic number, because the mean of its divisors is an integer number (3719410032).

Almost surely, 2^7438820063 is an apocalyptic number.

7438820063 is a deficient number, since it is larger than the sum of its proper divisors (1).

7438820063 is an equidigital number, since it uses as much as digits as its factorization.

7438820063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 193536, while the sum is 41.

The square root of 7438820063 is about 86248.5945566651. The cubic root of 7438820063 is about 1952.0968076841.

The spelling of 7438820063 in words is "seven billion, four hundred thirty-eight million, eight hundred twenty thousand, sixty-three".