63888099 has 16 divisors (see below), whose sum is σ = 93270144. Its totient is φ = 38577600.

The previous prime is 63888079. The next prime is 63888101. The reversal of 63888099 is 99088836.

It is not a de Polignac number, because 63888099 - 2⁹ = 63887587 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63888079) 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 15 ways as a sum of consecutive naturals, for example, 5919 + ... + 12759.

It is an arithmetic number, because the mean of its divisors is an integer number (5829384).

Almost surely, 2^63888099 is an apocalyptic number.

63888099 is a deficient number, since it is larger than the sum of its proper divisors (29382045).

63888099 is a wasteful number, since it uses less digits than its factorization.

63888099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7138.

The product of its (nonzero) digits is 746496, while the sum is 51.

The square root of 63888099 is about 7993.0031277362. The cubic root of 63888099 is about 399.7667369139.

The spelling of 63888099 in words is "sixty-three million, eight hundred eighty-eight thousand, ninety-nine".