423568142459 has 16 divisors (see below), whose sum is σ = 528104378880. Its totient is φ = 330040959360.

The previous prime is 423568142447. The next prime is 423568142461. The reversal of 423568142459 is 954241865324.

It is not a de Polignac number, because 423568142459 - 2²⁰ = 423567093883 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 423568142459.

It is not an unprimeable number, because it can be changed into a prime (423568142419) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2407442 + ... + 2577384.

It is an arithmetic number, because the mean of its divisors is an integer number (33006523680).

Almost surely, 2^423568142459 is an apocalyptic number.

423568142459 is a deficient number, since it is larger than the sum of its proper divisors (104536236421).

423568142459 is a wasteful number, since it uses less digits than its factorization.

423568142459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202330.

The product of its digits is 8294400, while the sum is 53.

The spelling of 423568142459 in words is "four hundred twenty-three billion, five hundred sixty-eight million, one hundred forty-two thousand, four hundred fifty-nine".