63243154171 has 8 divisors (see below), whose sum is σ = 63389920464. Its totient is φ = 63096437280.

The previous prime is 63243154141. The next prime is 63243154187. The reversal of 63243154171 is 17145134236.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63243154171 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 63243154171.

It is not an unprimeable number, because it can be changed into a prime (63243154141) 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, 4074301 + ... + 4089793.

It is an arithmetic number, because the mean of its divisors is an integer number (7923740058).

Almost surely, 2^63243154171 is an apocalyptic number.

63243154171 is a deficient number, since it is larger than the sum of its proper divisors (146766293).

63243154171 is a wasteful number, since it uses less digits than its factorization.

63243154171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24701.

The product of its digits is 60480, while the sum is 37.

The spelling of 63243154171 in words is "sixty-three billion, two hundred forty-three million, one hundred fifty-four thousand, one hundred seventy-one".