423863018424 has 64 divisors (see below), whose sum is σ = 1228588473600. Its totient is φ = 135144728928.

The previous prime is 423863018417. The next prime is 423863018429. The reversal of 423863018424 is 424810368324.

It is a happy number.

423863018424 is a `hidden beast` number, since 4 + 2 + 3 + 8 + 630 + 1 + 8 + 4 + 2 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 423863018424.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423863018429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42654354 + ... + 42664289.

It is an arithmetic number, because the mean of its divisors is an integer number (19196694900).

Almost surely, 2^423863018424 is an apocalyptic number.

It is an amenable number.

423863018424 is an abundant number, since it is smaller than the sum of its proper divisors (804725455176).

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

423863018424 is a wasteful number, since it uses less digits than its factorization.

423863018424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85318681 (or 85318671 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 45.

The spelling of 423863018424 in words is "four hundred twenty-three billion, eight hundred sixty-three million, eighteen thousand, four hundred twenty-four".