63545461542 has 96 divisors (see below), whose sum is σ = 152223432192. Its totient is φ = 19055976192.

The previous prime is 63545461531. The next prime is 63545461579. The reversal of 63545461542 is 24516454536.

63545461542 is a `hidden beast` number, since 6 + 3 + 5 + 45 + 4 + 61 + 542 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16516263 + ... + 16520109.

It is an arithmetic number, because the mean of its divisors is an integer number (1585660752).

Almost surely, 2^63545461542 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63545461542, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76111716096).

63545461542 is an abundant number, since it is smaller than the sum of its proper divisors (88677970650).

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

63545461542 is a wasteful number, since it uses less digits than its factorization.

63545461542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6242 (or 6239 counting only the distinct ones).

The product of its digits is 1728000, while the sum is 45.

The spelling of 63545461542 in words is "sixty-three billion, five hundred forty-five million, four hundred sixty-one thousand, five hundred forty-two".