63020451230403 has 4 divisors (see below), whose sum is σ = 84027268307208. Its totient is φ = 42013634153600.

The previous prime is 63020451230327. The next prime is 63020451230417. The reversal of 63020451230403 is 30403215402036.

It is a happy number.

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 63020451230403 - 2²⁰ = 63020450181827 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63020451230423) 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, 10503408538398 + ... + 10503408538403.

It is an arithmetic number, because the mean of its divisors is an integer number (21006817076802).

Almost surely, 2^{63020451230403} is an apocalyptic number.

63020451230403 is a deficient number, since it is larger than the sum of its proper divisors (21006817076805).

63020451230403 is a wasteful number, since it uses less digits than its factorization.

63020451230403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21006817076804.

The product of its (nonzero) digits is 51840, while the sum is 33.

Adding to 63020451230403 its reverse (30403215402036), we get a palindrome (93423666632439).

The spelling of 63020451230403 in words is "sixty-three trillion, twenty billion, four hundred fifty-one million, two hundred thirty thousand, four hundred three".