13563263216064 has 56 divisors (see below), whose sum is σ = 35982343590160. Its totient is φ = 4508966836224.

The previous prime is 13563263216057. The next prime is 13563263216071. The reversal of 13563263216064 is 46061236236531.

13563263216064 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13563263216057) and next prime (13563263216071).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94622749 + ... + 94765980.

Almost surely, 2^{13563263216064} is an apocalyptic number.

It is an amenable number.

13563263216064 is an abundant number, since it is smaller than the sum of its proper divisors (22419080374096).

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

13563263216064 is a wasteful number, since it uses less digits than its factorization.

13563263216064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189389117 (or 189389107 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 48.

The spelling of 13563263216064 in words is "thirteen trillion, five hundred sixty-three billion, two hundred sixty-three million, two hundred sixteen thousand, sixty-four".