63884588479 has 4 divisors (see below), whose sum is σ = 63885305176. Its totient is φ = 63883871784.

The previous prime is 63884588441. The next prime is 63884588491. The reversal of 63884588479 is 97488548836.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 63884588479 - 2⁷ = 63884588351 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63884588279) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 201864 + ... + 410509.

It is an arithmetic number, because the mean of its divisors is an integer number (15971326294).

Almost surely, 2^63884588479 is an apocalyptic number.

63884588479 is a deficient number, since it is larger than the sum of its proper divisors (716697).

63884588479 is a wasteful number, since it uses less digits than its factorization.

63884588479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 716696.

The product of its digits is 371589120, while the sum is 70.

The spelling of 63884588479 in words is "sixty-three billion, eight hundred eighty-four million, five hundred eighty-eight thousand, four hundred seventy-nine".