63450503154321 has 8 divisors (see below), whose sum is σ = 84614424867264. Its totient is φ = 42293458438800.

The previous prime is 63450503154251. The next prime is 63450503154343. The reversal of 63450503154321 is 12345130505436.

It is a happy number.

63450503154321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 63450503154321 - 2⁷ = 63450503154193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63450503154121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1719227826 + ... + 1719264731.

It is an arithmetic number, because the mean of its divisors is an integer number (10576803108408).

Almost surely, 2^{63450503154321} is an apocalyptic number.

It is an amenable number.

63450503154321 is a deficient number, since it is larger than the sum of its proper divisors (21163921712943).

63450503154321 is a wasteful number, since it uses less digits than its factorization.

63450503154321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3438498711.

The product of its (nonzero) digits is 648000, while the sum is 42.

Adding to 63450503154321 its reverse (12345130505436), we get a palindrome (75795633659757).

The spelling of 63450503154321 in words is "sixty-three trillion, four hundred fifty billion, five hundred three million, one hundred fifty-four thousand, three hundred twenty-one".