12563335013536 has 48 divisors (see below), whose sum is σ = 25483865549184. Its totient is φ = 6093607711744.

The previous prime is 12563335013447. The next prime is 12563335013539. The reversal of 12563335013536 is 63531053336521.

It is not an unprimeable number, because it can be changed into a prime (12563335013539) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36791470 + ... + 37131373.

It is an arithmetic number, because the mean of its divisors is an integer number (530913865608).

Almost surely, 2^{12563335013536} is an apocalyptic number.

12563335013536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12563335013536 is an abundant number, since it is smaller than the sum of its proper divisors (12920530535648).

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

12563335013536 is a wasteful number, since it uses less digits than its factorization.

12563335013536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73923013 (or 73923005 counting only the distinct ones).

The product of its (nonzero) digits is 2187000, while the sum is 46.

The spelling of 12563335013536 in words is "twelve trillion, five hundred sixty-three billion, three hundred thirty-five million, thirteen thousand, five hundred thirty-six".