1423268067018 has 96 divisors (see below), whose sum is σ = 3431973283200. Its totient is φ = 392027319936.

The previous prime is 1423268066993. The next prime is 1423268067037. The reversal of 1423268067018 is 8107608623241.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 585523 + ... + 1785881.

It is an arithmetic number, because the mean of its divisors is an integer number (35749721700).

Almost surely, 2^{1423268067018} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1423268067018, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1715986641600).

1423268067018 is an abundant number, since it is smaller than the sum of its proper divisors (2008705216182).

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

1423268067018 is a wasteful number, since it uses less digits than its factorization.

1423268067018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1200524 (or 1200517 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 48.

The spelling of 1423268067018 in words is "one trillion, four hundred twenty-three billion, two hundred sixty-eight million, sixty-seven thousand, eighteen".