63321348197 has 4 divisors (see below), whose sum is σ = 63334020000. Its totient is φ = 63308676396.

The previous prime is 63321348163. The next prime is 63321348221. The reversal of 63321348197 is 79184312336.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 63321348197 - 2⁶ = 63321348133 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 (63321341197) 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, 6328403 + ... + 6338400.

It is an arithmetic number, because the mean of its divisors is an integer number (15833505000).

Almost surely, 2^63321348197 is an apocalyptic number.

It is an amenable number.

63321348197 is a deficient number, since it is larger than the sum of its proper divisors (12671803).

63321348197 is a wasteful number, since it uses less digits than its factorization.

63321348197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12671802.

The product of its digits is 653184, while the sum is 47.

The spelling of 63321348197 in words is "sixty-three billion, three hundred twenty-one million, three hundred forty-eight thousand, one hundred ninety-seven".