423695904318 has 12 divisors (see below), whose sum is σ = 918007792728. Its totient is φ = 141231968100.

The previous prime is 423695904299. The next prime is 423695904337. The reversal of 423695904318 is 813409596324.

423695904318 is a `hidden beast` number, since 4 + 2 + 3 + 6 + 9 + 590 + 43 + 1 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (423695904299) and next prime (423695904337).

It is a super-3 number, since 3×423695904318³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11769330658 + ... + 11769330693.

It is an arithmetic number, because the mean of its divisors is an integer number (76500649394).

Almost surely, 2^423695904318 is an apocalyptic number.

423695904318 is an abundant number, since it is smaller than the sum of its proper divisors (494311888410).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423695904318 is a wasteful number, since it uses less digits than its factorization.

423695904318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23538661359 (or 23538661356 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 54.

The spelling of 423695904318 in words is "four hundred twenty-three billion, six hundred ninety-five million, nine hundred four thousand, three hundred eighteen".