63454287308 has 24 divisors (see below), whose sum is σ = 117145316400. Its totient is φ = 29991506688.

The previous prime is 63454287307. The next prime is 63454287353. The reversal of 63454287308 is 80378245436.

It is not an unprimeable number, because it can be changed into a prime (63454287307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 878753 + ... + 948216.

It is an arithmetic number, because the mean of its divisors is an integer number (4881054850).

Almost surely, 2^63454287308 is an apocalyptic number.

It is an amenable number.

63454287308 is a deficient number, since it is larger than the sum of its proper divisors (53691029092).

63454287308 is a wasteful number, since it uses less digits than its factorization.

63454287308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1827449 (or 1827447 counting only the distinct ones).

The product of its (nonzero) digits is 3870720, while the sum is 50.

The spelling of 63454287308 in words is "sixty-three billion, four hundred fifty-four million, two hundred eighty-seven thousand, three hundred eight".