63785069704 has 16 divisors (see below), whose sum is σ = 119704092300. Its totient is φ = 31863978432.

The previous prime is 63785069701. The next prime is 63785069749. The reversal of 63785069704 is 40796058736.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 45586520100 + 18198549604 = 213510^2 + 134902^2 .

It is not an unprimeable number, because it can be changed into a prime (63785069701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3560059 + ... + 3577930.

Almost surely, 2^63785069704 is an apocalyptic number.

It is an amenable number.

63785069704 is a deficient number, since it is larger than the sum of its proper divisors (55919022596).

63785069704 is a wasteful number, since it uses less digits than its factorization.

63785069704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7139112 (or 7139108 counting only the distinct ones).

The product of its (nonzero) digits is 7620480, while the sum is 55.

The spelling of 63785069704 in words is "sixty-three billion, seven hundred eighty-five million, sixty-nine thousand, seven hundred four".