426452408918 has 4 divisors (see below), whose sum is σ = 639678613380. Its totient is φ = 213226204458.

The previous prime is 426452408881. The next prime is 426452408927. The reversal of 426452408918 is 819804254624.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 426452408918.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106613102228 + ... + 106613102231.

It is an arithmetic number, because the mean of its divisors is an integer number (159919653345).

Almost surely, 2^426452408918 is an apocalyptic number.

426452408918 is a deficient number, since it is larger than the sum of its proper divisors (213226204462).

426452408918 is a wasteful number, since it uses less digits than its factorization.

426452408918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213226204461.

The product of its (nonzero) digits is 4423680, while the sum is 53.

The spelling of 426452408918 in words is "four hundred twenty-six billion, four hundred fifty-two million, four hundred eight thousand, nine hundred eighteen".