63880011 has 48 divisors (see below), whose sum is σ = 104700960. Its totient is φ = 37255680.

The previous prime is 63880007. The next prime is 63880031. The reversal of 63880011 is 11008836.

It is not a de Polignac number, because 63880011 - 2² = 63880007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63880031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 227191 + ... + 227471.

It is an arithmetic number, because the mean of its divisors is an integer number (2181270).

Almost surely, 2^63880011 is an apocalyptic number.

63880011 is a deficient number, since it is larger than the sum of its proper divisors (40820949).

63880011 is a wasteful number, since it uses less digits than its factorization.

63880011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396 (or 393 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 63880011 is about 7992.4971692206. The cubic root of 63880011 is about 399.7498665324.

Adding to 63880011 its reverse (11008836), we get a palindrome (74888847).

The spelling of 63880011 in words is "sixty-three million, eight hundred eighty thousand, eleven".