63682628636 has 18 divisors (see below), whose sum is σ = 122496958080. Its totient is φ = 28946649160.

The previous prime is 63682628627. The next prime is 63682628651.

63682628636 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 65787356 + ... + 65788323.

It is an arithmetic number, because the mean of its divisors is an integer number (6805386560).

Almost surely, 2^63682628636 is an apocalyptic number.

It is an amenable number.

63682628636 is a deficient number, since it is larger than the sum of its proper divisors (58814329444).

63682628636 is a wasteful number, since it uses less digits than its factorization.

63682628636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131575705 (or 131575692 counting only the distinct ones).

The product of its digits is 17915904, while the sum is 56.

The spelling of 63682628636 in words is "sixty-three billion, six hundred eighty-two million, six hundred twenty-eight thousand, six hundred thirty-six".