63200445065 has 4 divisors (see below), whose sum is σ = 75840534084. Its totient is φ = 50560356048.

The previous prime is 63200445053. The next prime is 63200445067. The reversal of 63200445065 is 56054400236.

It is a happy number.

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 31386728569 + 31813716496 = 177163^2 + 178364^2 .

It is a cyclic number.

It is not a de Polignac number, because 63200445065 - 2⁶ = 63200445001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63200445067) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6320044502 + ... + 6320044511.

It is an arithmetic number, because the mean of its divisors is an integer number (18960133521).

Almost surely, 2^63200445065 is an apocalyptic number.

It is an amenable number.

63200445065 is a deficient number, since it is larger than the sum of its proper divisors (12640089019).

63200445065 is a wasteful number, since it uses less digits than its factorization.

63200445065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12640089018.

The product of its (nonzero) digits is 86400, while the sum is 35.

The spelling of 63200445065 in words is "sixty-three billion, two hundred million, four hundred forty-five thousand, sixty-five".