63454866047 has 4 divisors (see below), whose sum is σ = 64167842160. Its totient is φ = 62741889936.

The previous prime is 63454866011. The next prime is 63454866089. The reversal of 63454866047 is 74066845436.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 63454866047 - 2⁸ = 63454865791 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 63454866047.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63454866547) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 356487923 + ... + 356488100.

It is an arithmetic number, because the mean of its divisors is an integer number (16041960540).

Almost surely, 2^63454866047 is an apocalyptic number.

63454866047 is a deficient number, since it is larger than the sum of its proper divisors (712976113).

63454866047 is an equidigital number, since it uses as much as digits as its factorization.

63454866047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712976112.

The product of its (nonzero) digits is 11612160, while the sum is 53.

The spelling of 63454866047 in words is "sixty-three billion, four hundred fifty-four million, eight hundred sixty-six thousand, forty-seven".