63556561341 has 24 divisors (see below), whose sum is σ = 112989443840. Its totient is φ = 33524339616.

The previous prime is 63556561339. The next prime is 63556561379. The reversal of 63556561341 is 14316565536.

It is a happy number.

63556561341 is a `hidden beast` number, since 6 + 3 + 5 + 56 + 561 + 34 + 1 = 666.

63556561341 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 63556561341 - 2¹ = 63556561339 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63556561391) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38800501 + ... + 38802138.

Almost surely, 2^63556561341 is an apocalyptic number.

It is an amenable number.

63556561341 is a deficient number, since it is larger than the sum of its proper divisors (49432882499).

63556561341 is a wasteful number, since it uses less digits than its factorization.

63556561341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77602665 (or 77602662 counting only the distinct ones).

The product of its digits is 972000, while the sum is 45.

The spelling of 63556561341 in words is "sixty-three billion, five hundred fifty-six million, five hundred sixty-one thousand, three hundred forty-one".