423898875567 has 12 divisors (see below), whose sum is σ = 612471730104. Its totient is φ = 282519240720.

The previous prime is 423898875557. The next prime is 423898875571. The reversal of 423898875567 is 765578898324.

423898875567 is a `hidden beast` number, since 42 + 389 + 88 + 75 + 5 + 67 = 666.

It is not a de Polignac number, because 423898875567 - 2¹² = 423898871471 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 423898875495 and 423898875504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423898875557) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6633909 + ... + 6697502.

It is an arithmetic number, because the mean of its divisors is an integer number (51039310842).

Almost surely, 2^423898875567 is an apocalyptic number.

423898875567 is a deficient number, since it is larger than the sum of its proper divisors (188572854537).

423898875567 is a wasteful number, since it uses less digits than its factorization.

423898875567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13334950 (or 13334947 counting only the distinct ones).

The product of its digits is 812851200, while the sum is 72.

The spelling of 423898875567 in words is "four hundred twenty-three billion, eight hundred ninety-eight million, eight hundred seventy-five thousand, five hundred sixty-seven".