423504623847 has 8 divisors (see below), whose sum is σ = 572625970560. Its totient is φ = 278359846520.

The previous prime is 423504623803. The next prime is 423504623903. The reversal of 423504623847 is 748326405324.

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 423504623847 - 2⁶ = 423504623783 is a prime.

It is a super-2 number, since 2×423504623847² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 423504623796 and 423504623805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423504623147) 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, 994142097 + ... + 994142522.

It is an arithmetic number, because the mean of its divisors is an integer number (71578246320).

Almost surely, 2^423504623847 is an apocalyptic number.

423504623847 is a deficient number, since it is larger than the sum of its proper divisors (149121346713).

423504623847 is a wasteful number, since it uses less digits than its factorization.

423504623847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1988284693.

The product of its (nonzero) digits is 3870720, while the sum is 48.

The spelling of 423504623847 in words is "four hundred twenty-three billion, five hundred four million, six hundred twenty-three thousand, eight hundred forty-seven".