63567137541 has 16 divisors (see below), whose sum is σ = 85791658176. Its totient is φ = 41860525056.

The previous prime is 63567137539. The next prime is 63567137563. The reversal of 63567137541 is 14573176536.

63567137541 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 63567137541 - 2¹ = 63567137539 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63567137521) 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, 1778341 + ... + 1813733.

It is an arithmetic number, because the mean of its divisors is an integer number (5361978636).

Almost surely, 2^63567137541 is an apocalyptic number.

It is an amenable number.

63567137541 is a deficient number, since it is larger than the sum of its proper divisors (22224520635).

63567137541 is a wasteful number, since it uses less digits than its factorization.

63567137541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42692.

The product of its digits is 1587600, while the sum is 48.

The spelling of 63567137541 in words is "sixty-three billion, five hundred sixty-seven million, one hundred thirty-seven thousand, five hundred forty-one".