63421441542 has 12 divisors (see below), whose sum is σ = 137413123380. Its totient is φ = 21140480508.

The previous prime is 63421441541. The next prime is 63421441549. The reversal of 63421441542 is 24514412436.

63421441542 is a `hidden beast` number, since 63 + 4 + 2 + 14 + 41 + 542 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 63421441497 and 63421441506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63421441541) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1761706692 + ... + 1761706727.

It is an arithmetic number, because the mean of its divisors is an integer number (11451093615).

Almost surely, 2^63421441542 is an apocalyptic number.

63421441542 is an abundant number, since it is smaller than the sum of its proper divisors (73991681838).

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

63421441542 is a wasteful number, since it uses less digits than its factorization.

63421441542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3523413427 (or 3523413424 counting only the distinct ones).

The product of its digits is 92160, while the sum is 36.

Adding to 63421441542 its reverse (24514412436), we get a palindrome (87935853978).

The spelling of 63421441542 in words is "sixty-three billion, four hundred twenty-one million, four hundred forty-one thousand, five hundred forty-two".