423019930811 has 6 divisors (see below), whose sum is σ = 434761902540. Its totient is φ = 411586958376.

The previous prime is 423019930807. The next prime is 423019930813. The reversal of 423019930811 is 118039910324.

It is not a de Polignac number, because 423019930811 - 2² = 423019930807 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423019930813) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 154498241 + ... + 154500978.

It is an arithmetic number, because the mean of its divisors is an integer number (72460317090).

Almost surely, 2^423019930811 is an apocalyptic number.

423019930811 is a deficient number, since it is larger than the sum of its proper divisors (11741971729).

423019930811 is an equidigital number, since it uses as much as digits as its factorization.

423019930811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308999293 (or 308999256 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 41.

The spelling of 423019930811 in words is "four hundred twenty-three billion, nineteen million, nine hundred thirty thousand, eight hundred eleven".