423318628319 has 8 divisors (see below), whose sum is σ = 441738976992. Its totient is φ = 404899545600.

The previous prime is 423318628307. The next prime is 423318628321. The reversal of 423318628319 is 913826813324.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 423318628319 - 2⁸ = 423318628063 is a prime.

It is a super-2 number, since 2×423318628319² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423318628619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 401519 + ... + 1003919.

It is an arithmetic number, because the mean of its divisors is an integer number (55217372124).

Almost surely, 2^423318628319 is an apocalyptic number.

423318628319 is a deficient number, since it is larger than the sum of its proper divisors (18420348673).

423318628319 is a wasteful number, since it uses less digits than its factorization.

423318628319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632977.

The product of its digits is 1492992, while the sum is 50.

The spelling of 423318628319 in words is "four hundred twenty-three billion, three hundred eighteen million, six hundred twenty-eight thousand, three hundred nineteen".