63551332 has 24 divisors (see below), whose sum is σ = 122322816. Its totient is φ = 28706208.

The previous prime is 63551317. The next prime is 63551339. The reversal of 63551332 is 23315536.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 63551332.

It is not an unprimeable number, because it can be changed into a prime (63551339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10558 + ... + 15445.

It is an arithmetic number, because the mean of its divisors is an integer number (5096784).

Almost surely, 2^63551332 is an apocalyptic number.

It is an amenable number.

63551332 is a deficient number, since it is larger than the sum of its proper divisors (58771484).

63551332 is a wasteful number, since it uses less digits than its factorization.

63551332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26067 (or 26065 counting only the distinct ones).

The product of its digits is 8100, while the sum is 28.

The square root of 63551332 is about 7971.9089307392. The cubic root of 63551332 is about 399.0630821759.

Adding to 63551332 its reverse (23315536), we get a palindrome (86866868).

The spelling of 63551332 in words is "sixty-three million, five hundred fifty-one thousand, three hundred thirty-two".