60645525305 has 4 divisors (see below), whose sum is σ = 72774630372. Its totient is φ = 48516420240.

The previous prime is 60645525293. The next prime is 60645525323. The reversal of 60645525305 is 50352554606.

60645525305 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 6815493136 + 53830032169 = 82556^2 + 232013^2 .

It is not a de Polignac number, because 60645525305 - 2⁴ = 60645525289 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, 6064552526 + ... + 6064552535.

It is an arithmetic number, because the mean of its divisors is an integer number (18193657593).

Almost surely, 2^60645525305 is an apocalyptic number.

It is an amenable number.

60645525305 is a deficient number, since it is larger than the sum of its proper divisors (12129105067).

60645525305 is a wasteful number, since it uses less digits than its factorization.

60645525305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12129105066.

The product of its (nonzero) digits is 540000, while the sum is 41.

The spelling of 60645525305 in words is "sixty billion, six hundred forty-five million, five hundred twenty-five thousand, three hundred five".