63340325305 has 4 divisors (see below), whose sum is σ = 76008390372. Its totient is φ = 50672260240.

The previous prime is 63340325291. The next prime is 63340325311. The reversal of 63340325305 is 50352304336.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7685853561 + 55654471744 = 87669^2 + 235912^2 .

It is not a de Polignac number, because 63340325305 - 2⁵ = 63340325273 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6334032526 + ... + 6334032535.

It is an arithmetic number, because the mean of its divisors is an integer number (19002097593).

Almost surely, 2^63340325305 is an apocalyptic number.

It is an amenable number.

63340325305 is a deficient number, since it is larger than the sum of its proper divisors (12668065067).

63340325305 is a wasteful number, since it uses less digits than its factorization.

63340325305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12668065066.

The product of its (nonzero) digits is 97200, while the sum is 34.

The spelling of 63340325305 in words is "sixty-three billion, three hundred forty million, three hundred twenty-five thousand, three hundred five".