63153281543 has 4 divisors (see below), whose sum is σ = 68894488968. Its totient is φ = 57412074120.

The previous prime is 63153281531. The next prime is 63153281549. The reversal of 63153281543 is 34518235136.

63153281543 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 63153281543 - 2⁶ = 63153281479 is a prime.

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 63153281543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63153281549) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2870603696 + ... + 2870603717.

It is an arithmetic number, because the mean of its divisors is an integer number (17223622242).

Almost surely, 2^63153281543 is an apocalyptic number.

63153281543 is a deficient number, since it is larger than the sum of its proper divisors (5741207425).

63153281543 is a wasteful number, since it uses less digits than its factorization.

63153281543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5741207424.

The product of its digits is 259200, while the sum is 41.

The spelling of 63153281543 in words is "sixty-three billion, one hundred fifty-three million, two hundred eighty-one thousand, five hundred forty-three".