63318706143 has 32 divisors (see below), whose sum is σ = 105887416320. Its totient is φ = 32695851360.

The previous prime is 63318706133. The next prime is 63318706151. The reversal of 63318706143 is 34160781336.

It is a happy number.

It is not a de Polignac number, because 63318706143 - 2²¹ = 63316608991 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 63318706095 and 63318706104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63318706133) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 782103 + ... + 859256.

It is an arithmetic number, because the mean of its divisors is an integer number (3308981760).

Almost surely, 2^63318706143 is an apocalyptic number.

63318706143 is a deficient number, since it is larger than the sum of its proper divisors (42568710177).

63318706143 is a wasteful number, since it uses less digits than its factorization.

63318706143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1641547.

The product of its (nonzero) digits is 217728, while the sum is 42.

The spelling of 63318706143 in words is "sixty-three billion, three hundred eighteen million, seven hundred six thousand, one hundred forty-three".