63309314743 has 6 divisors (see below), whose sum is σ = 66816756384. Its totient is φ = 59977245204.

The previous prime is 63309314737. The next prime is 63309314753. The reversal of 63309314743 is 34741390336.

It is a de Polignac number, because none of the positive numbers 2^k-63309314743 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 63309314743.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63309314753) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 87685671 + ... + 87686392.

It is an arithmetic number, because the mean of its divisors is an integer number (11136126064).

Almost surely, 2^63309314743 is an apocalyptic number.

63309314743 is a deficient number, since it is larger than the sum of its proper divisors (3507441641).

63309314743 is a wasteful number, since it uses less digits than its factorization.

63309314743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175372101 (or 175372082 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 43.

The spelling of 63309314743 in words is "sixty-three billion, three hundred nine million, three hundred fourteen thousand, seven hundred forty-three".