63412641345540 has 24 divisors (see below), whose sum is σ = 177555395767680. Its totient is φ = 16910037692128.

The previous prime is 63412641345511. The next prime is 63412641345563. The reversal of 63412641345540 is 4554314621436.

63412641345540 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 63412641345540.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 528438677820 + ... + 528438677939.

It is an arithmetic number, because the mean of its divisors is an integer number (7398141490320).

Almost surely, 2^{63412641345540} is an apocalyptic number.

63412641345540 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

63412641345540 is an abundant number, since it is smaller than the sum of its proper divisors (114142754422140).

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

63412641345540 is a wasteful number, since it uses less digits than its factorization.

63412641345540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1056877355771 (or 1056877355769 counting only the distinct ones).

The product of its (nonzero) digits is 4147200, while the sum is 48.

Adding to 63412641345540 its reverse (4554314621436), we get a palindrome (67966955966976).

The spelling of 63412641345540 in words is "sixty-three trillion, four hundred twelve billion, six hundred forty-one million, three hundred forty-five thousand, five hundred forty".