423617699005 has 4 divisors (see below), whose sum is σ = 508341238812. Its totient is φ = 338894159200.

The previous prime is 423617698997. The next prime is 423617699039. The reversal of 423617699005 is 500996716324.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 161291395321 + 262326303684 = 401611^2 + 512178^2 .

It is not a de Polignac number, because 423617699005 - 2³ = 423617698997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42361769896 + ... + 42361769905.

It is an arithmetic number, because the mean of its divisors is an integer number (127085309703).

Almost surely, 2^423617699005 is an apocalyptic number.

It is an amenable number.

423617699005 is a deficient number, since it is larger than the sum of its proper divisors (84723539807).

423617699005 is an equidigital number, since it uses as much as digits as its factorization.

423617699005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84723539806.

The product of its (nonzero) digits is 2449440, while the sum is 52.

The spelling of 423617699005 in words is "four hundred twenty-three billion, six hundred seventeen million, six hundred ninety-nine thousand, five".