63018963817873 has 8 divisors (see below), whose sum is σ = 72128688798848. Its totient is φ = 53935992802944.

The previous prime is 63018963817871. The next prime is 63018963817879. The reversal of 63018963817873 is 37871836981036.

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

It is not a de Polignac number, because 63018963817873 - 2¹ = 63018963817871 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63018963817871) 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, 6688486461 + ... + 6688495882.

It is an arithmetic number, because the mean of its divisors is an integer number (9016086099856).

Almost surely, 2^{63018963817873} is an apocalyptic number.

It is an amenable number.

63018963817873 is a deficient number, since it is larger than the sum of its proper divisors (9109724980975).

63018963817873 is a wasteful number, since it uses less digits than its factorization.

63018963817873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13376983023.

The product of its (nonzero) digits is 219469824, while the sum is 70.

The spelling of 63018963817873 in words is "sixty-three trillion, eighteen billion, nine hundred sixty-three million, eight hundred seventeen thousand, eight hundred seventy-three".