63543030543642 has 128 divisors (see below), whose sum is σ = 137625378508800. Its totient is φ = 19443020011776.

The previous prime is 63543030543589. The next prime is 63543030543677. The reversal of 63543030543642 is 24634503034536.

It is a junction number, because it is equal to n+sod(n) for n = 63543030543591 and 63543030543600.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 19938194373 + ... + 19938197559.

It is an arithmetic number, because the mean of its divisors is an integer number (1075198269600).

Almost surely, 2^{63543030543642} is an apocalyptic number.

63543030543642 is an abundant number, since it is smaller than the sum of its proper divisors (74082347965158).

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

63543030543642 is a wasteful number, since it uses less digits than its factorization.

63543030543642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5300.

The product of its (nonzero) digits is 9331200, while the sum is 48.

The spelling of 63543030543642 in words is "sixty-three trillion, five hundred forty-three billion, thirty million, five hundred forty-three thousand, six hundred forty-two".