63447873303 has 8 divisors (see below), whose sum is σ = 84609995008. Its totient is φ = 42292166904.

The previous prime is 63447873299. The next prime is 63447873311. The reversal of 63447873303 is 30337874436.

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

It is not a de Polignac number, because 63447873303 - 2² = 63447873299 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 (63447873343) 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, 1580701 + ... + 1620342.

It is an arithmetic number, because the mean of its divisors is an integer number (10576249376).

Almost surely, 2^63447873303 is an apocalyptic number.

63447873303 is a deficient number, since it is larger than the sum of its proper divisors (21162121705).

63447873303 is a wasteful number, since it uses less digits than its factorization.

63447873303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3207653.

The product of its (nonzero) digits is 3048192, while the sum is 48.

The spelling of 63447873303 in words is "sixty-three billion, four hundred forty-seven million, eight hundred seventy-three thousand, three hundred three".