63630546540 has 48 divisors (see below), whose sum is σ = 194362398720. Its totient is φ = 15425586880.

The previous prime is 63630546521. The next prime is 63630546541. The reversal of 63630546540 is 4564503636.

It is a happy number.

63630546540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 63630546492 and 63630546501.

It is not an unprimeable number, because it can be changed into a prime (63630546541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48204300 + ... + 48205619.

It is an arithmetic number, because the mean of its divisors is an integer number (4049216640).

Almost surely, 2^63630546540 is an apocalyptic number.

63630546540 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

63630546540 is an abundant number, since it is smaller than the sum of its proper divisors (130731852180).

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

63630546540 is a wasteful number, since it uses less digits than its factorization.

63630546540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96409942 (or 96409940 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 42.

The spelling of 63630546540 in words is "sixty-three billion, six hundred thirty million, five hundred forty-six thousand, five hundred forty".