63881152 has 28 divisors (see below), whose sum is σ = 128850136. Its totient is φ = 31415040.

The previous prime is 63881149. The next prime is 63881161. The reversal of 63881152 is 25118836.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4278 + ... + 12085.

Almost surely, 2^63881152 is an apocalyptic number.

It is an amenable number.

63881152 is an abundant number, since it is smaller than the sum of its proper divisors (64968984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63881152 is a wasteful number, since it uses less digits than its factorization.

63881152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16436 (or 16426 counting only the distinct ones).

The product of its digits is 11520, while the sum is 34.

The square root of 63881152 is about 7992.5685483454. The cubic root of 63881152 is about 399.7522465773.

Adding to 63881152 its reverse (25118836), we get a palindrome (88999988).

The spelling of 63881152 in words is "sixty-three million, eight hundred eighty-one thousand, one hundred fifty-two".