16426334312416 has 96 divisors (see below), whose sum is σ = 37665864105408. Its totient is φ = 6905883709440.

The previous prime is 16426334312411. The next prime is 16426334312459. The reversal of 16426334312416 is 61421343362461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16426334312411) 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 15 ways as a sum of consecutive naturals, for example, 3485196 + ... + 6708148.

It is an arithmetic number, because the mean of its divisors is an integer number (392352751098).

Almost surely, 2^{16426334312416} is an apocalyptic number.

16426334312416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16426334312416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18832932052704).

16426334312416 is an abundant number, since it is smaller than the sum of its proper divisors (21239529792992).

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

16426334312416 is a wasteful number, since it uses less digits than its factorization.

16426334312416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3223404 (or 3223396 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 46.

Adding to 16426334312416 its reverse (61421343362461), we get a palindrome (77847677674877).

The spelling of 16426334312416 in words is "sixteen trillion, four hundred twenty-six billion, three hundred thirty-four million, three hundred twelve thousand, four hundred sixteen".