16405824426 has 8 divisors (see below), whose sum is σ = 32811648864. Its totient is φ = 5468608140.

The previous prime is 16405824403. The next prime is 16405824437. The reversal of 16405824426 is 62442850461.

It is a sphenic number, since it is the product of 3 distinct primes.

16405824426 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1367152030 + ... + 1367152041.

It is an arithmetic number, because the mean of its divisors is an integer number (4101456108).

Almost surely, 2^16405824426 is an apocalyptic number.

16405824426 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

16405824426 is a wasteful number, since it uses less digits than its factorization.

16405824426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2734304076.

The product of its (nonzero) digits is 368640, while the sum is 42.

The spelling of 16405824426 in words is "sixteen billion, four hundred five million, eight hundred twenty-four thousand, four hundred twenty-six".