63436461106663 has 8 divisors (see below), whose sum is σ = 66777616753200. Its totient is φ = 60095544913728.

The previous prime is 63436461106649. The next prime is 63436461106729. The reversal of 63436461106663 is 36660116463436.

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

It is not a de Polignac number, because 63436461106663 - 2²⁹ = 63435924235751 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63436461106463) 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, 59319478 + ... + 60379411.

It is an arithmetic number, because the mean of its divisors is an integer number (8347202094150).

Almost surely, 2^{63436461106663} is an apocalyptic number.

63436461106663 is a deficient number, since it is larger than the sum of its proper divisors (3341155646537).

63436461106663 is a wasteful number, since it uses less digits than its factorization.

63436461106663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119726801.

The product of its (nonzero) digits is 20155392, while the sum is 55.

The spelling of 63436461106663 in words is "sixty-three trillion, four hundred thirty-six billion, four hundred sixty-one million, one hundred six thousand, six hundred sixty-three".