63533141612503 has 16 divisors (see below), whose sum is σ = 65199411763200. Its totient is φ = 61875662214240.

The previous prime is 63533141612477. The next prime is 63533141612527. The reversal of 63533141612503 is 30521614133536.

It is a cyclic number.

It is not a de Polignac number, because 63533141612503 - 2¹⁷ = 63533141481431 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 63533141612503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63533141652503) 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, 24058798 + ... + 26568628.

It is an arithmetic number, because the mean of its divisors is an integer number (4074963235200).

Almost surely, 2^{63533141612503} is an apocalyptic number.

63533141612503 is a deficient number, since it is larger than the sum of its proper divisors (1666270150697).

63533141612503 is a wasteful number, since it uses less digits than its factorization.

63533141612503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2511582.

The product of its (nonzero) digits is 583200, while the sum is 43.

The spelling of 63533141612503 in words is "sixty-three trillion, five hundred thirty-three billion, one hundred forty-one million, six hundred twelve thousand, five hundred three".