6423203298921 has 8 divisors (see below), whose sum is σ = 8564475052320. Its totient is φ = 4282033539072.

The previous prime is 6423203298871. The next prime is 6423203298929. The reversal of 6423203298921 is 1298923023246.

It is a happy number.

6423203298921 is digitally balanced in base 3, 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 6423203298921 - 2¹⁵ = 6423203266153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6423203298929) 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, 25351320 + ... + 25603433.

It is an arithmetic number, because the mean of its divisors is an integer number (1070559381540).

Almost surely, 2^{6423203298921} is an apocalyptic number.

It is an amenable number.

6423203298921 is a deficient number, since it is larger than the sum of its proper divisors (2141271753399).

6423203298921 is a wasteful number, since it uses less digits than its factorization.

6423203298921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50996775.

The product of its (nonzero) digits is 2239488, while the sum is 51.

The spelling of 6423203298921 in words is "six trillion, four hundred twenty-three billion, two hundred three million, two hundred ninety-eight thousand, nine hundred twenty-one".