63630677 has 16 divisors (see below), whose sum is σ = 77371200. Its totient is φ = 51575040.

The previous prime is 63630667. The next prime is 63630691. The reversal of 63630677 is 77603636.

It is not a de Polignac number, because 63630677 - 2⁶ = 63630613 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 63630677.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63630667) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5402 + ... + 12507.

It is an arithmetic number, because the mean of its divisors is an integer number (4835700).

Almost surely, 2^63630677 is an apocalyptic number.

It is an amenable number.

63630677 is a deficient number, since it is larger than the sum of its proper divisors (13740523).

63630677 is a wasteful number, since it uses less digits than its factorization.

63630677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17956.

The product of its (nonzero) digits is 95256, while the sum is 38.

The square root of 63630677 is about 7976.8839154146. The cubic root of 63630677 is about 399.2290922911.

It can be divided in two parts, 636 and 30677, that added together give a palindrome (31313).

The spelling of 63630677 in words is "sixty-three million, six hundred thirty thousand, six hundred seventy-seven".