63607870636 has 6 divisors (see below), whose sum is σ = 111313773620. Its totient is φ = 31803935316.

The previous prime is 63607870609. The next prime is 63607870637.

63607870636 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×63607870636² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (63607870637) 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 as a sum of consecutive naturals, namely, 7950983826 + ... + 7950983833.

Almost surely, 2^63607870636 is an apocalyptic number.

It is an amenable number.

63607870636 is a deficient number, since it is larger than the sum of its proper divisors (47705902984).

63607870636 is a wasteful number, since it uses less digits than its factorization.

63607870636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15901967663 (or 15901967661 counting only the distinct ones).

The product of its (nonzero) digits is 4572288, while the sum is 52.

The spelling of 63607870636 in words is "sixty-three billion, six hundred seven million, eight hundred seventy thousand, six hundred thirty-six".