16023426432 has 256 divisors, whose sum is σ = 49672465920. Its totient is φ = 4531322880.

The previous prime is 16023426383. The next prime is 16023426451. The reversal of 16023426432 is 23462432061.

It is a junction number, because it is equal to n+sod(n) for n = 16023426393 and 16023426402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3646957 + ... + 3651347.

It is an arithmetic number, because the mean of its divisors is an integer number (194033070).

Almost surely, 2^16023426432 is an apocalyptic number.

16023426432 is a gapful number since it is divisible by the number (12) 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 16023426432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24836232960).

16023426432 is an abundant number, since it is smaller than the sum of its proper divisors (33649039488).

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

16023426432 is a wasteful number, since it uses less digits than its factorization.

16023426432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4481 (or 4469 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 33.

Adding to 16023426432 its reverse (23462432061), we get a palindrome (39485858493).

The spelling of 16023426432 in words is "sixteen billion, twenty-three million, four hundred twenty-six thousand, four hundred thirty-two".