16429425600 has 672 divisors, whose sum is σ = 66670732800. Its totient is φ = 3528376320.

The previous prime is 16429425599. The next prime is 16429425613. The reversal of 16429425600 is 652492461.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (672).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 27988507 + ... + 27989093.

It is an arithmetic number, because the mean of its divisors is an integer number (99212400).

Almost surely, 2^16429425600 is an apocalyptic number.

16429425600 is a gapful number since it is divisible by the number (10) 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 16429425600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33335366400).

16429425600 is an abundant number, since it is smaller than the sum of its proper divisors (50241307200).

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

16429425600 is a wasteful number, since it uses less digits than its factorization.

16429425600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 650 (or 621 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 39.

The spelling of 16429425600 in words is "sixteen billion, four hundred twenty-nine million, four hundred twenty-five thousand, six hundred".