423441322997 has 96 divisors (see below), whose sum is σ = 566038388736. Its totient is φ = 312858806400.

The previous prime is 423441322991. The next prime is 423441323009. The reversal of 423441322997 is 799223144324.

It is not a de Polignac number, because 423441322997 - 2²⁴ = 423424545781 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 (423441322991) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 254013158 + ... + 254014824.

It is an arithmetic number, because the mean of its divisors is an integer number (5896233216).

Almost surely, 2^423441322997 is an apocalyptic number.

423441322997 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

It is an amenable number.

423441322997 is a deficient number, since it is larger than the sum of its proper divisors (142597065739).

423441322997 is a wasteful number, since it uses less digits than its factorization.

423441322997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2047 (or 2040 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 50.

The spelling of 423441322997 in words is "four hundred twenty-three billion, four hundred forty-one million, three hundred twenty-two thousand, nine hundred ninety-seven".