16409236032 has 126 divisors (see below), whose sum is σ = 54713245158. Its totient is φ = 4688345088.

The previous prime is 16409236021. The next prime is 16409236069. The reversal of 16409236032 is 23063290461.

16409236032 is a `hidden beast` number, since 1 + 6 + 40 + 9 + 2 + 3 + 603 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 10744566336 + 5664669696 = 103656^2 + 75264^2 .

It is a tau number, because it is divible by the number of its divisors (126).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 262473 + ... + 318920.

Almost surely, 2^16409236032 is an apocalyptic number.

16409236032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16409236032 is an abundant number, since it is smaller than the sum of its proper divisors (38304009126).

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

16409236032 is a wasteful number, since it uses less digits than its factorization.

16409236032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581425 (or 581405 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The spelling of 16409236032 in words is "sixteen billion, four hundred nine million, two hundred thirty-six thousand, thirty-two".