6631532352 has 42 divisors (see below), whose sum is σ = 19008091778. Its totient is φ = 2210510592.

The previous prime is 6631532333. The next prime is 6631532353. The reversal of 6631532352 is 2532351366.

6631532352 is a `hidden beast` number, since 66 + 31 + 532 + 35 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 6230892096 + 400640256 = 78936^2 + 20016^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6631532353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5755963 + ... + 5757114.

Almost surely, 2^6631532352 is an apocalyptic number.

It is an amenable number.

6631532352 is an abundant number, since it is smaller than the sum of its proper divisors (12376559426).

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

6631532352 is a wasteful number, since it uses less digits than its factorization.

6631532352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11513095 (or 11513082 counting only the distinct ones).

The product of its digits is 97200, while the sum is 36.

The square root of 6631532352 is about 81434.2210130360. The cubic root of 6631532352 is about 1878.7599669326.

The spelling of 6631532352 in words is "six billion, six hundred thirty-one million, five hundred thirty-two thousand, three hundred fifty-two".