63232355240 has 32 divisors (see below), whose sum is σ = 144073728000. Its totient is φ = 24972777024.

The previous prime is 63232355239. The next prime is 63232355261. The reversal of 63232355240 is 4255323236.

It is a self number, because there is not a number n which added to its sum of digits gives 63232355240.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10001960 + ... + 10008279.

It is an arithmetic number, because the mean of its divisors is an integer number (4502304000).

Almost surely, 2^63232355240 is an apocalyptic number.

It is an amenable number.

63232355240 is an abundant number, since it is smaller than the sum of its proper divisors (80841372760).

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

63232355240 is a wasteful number, since it uses less digits than its factorization.

63232355240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20010329 (or 20010325 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 35.

Adding to 63232355240 its reverse (4255323236), we get a palindrome (67487678476).

The spelling of 63232355240 in words is "sixty-three billion, two hundred thirty-two million, three hundred fifty-five thousand, two hundred forty".