16485626400 has 144 divisors (see below), whose sum is σ = 55391954688. Its totient is φ = 4254336000.

The previous prime is 16485626383. The next prime is 16485626401. The reversal of 16485626400 is 462658461.

16485626400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (16485626401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36391 + ... + 185190.

It is an arithmetic number, because the mean of its divisors is an integer number (384666352).

Almost surely, 2^16485626400 is an apocalyptic number.

16485626400 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 16485626400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27695977344).

16485626400 is an abundant number, since it is smaller than the sum of its proper divisors (38906328288).

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

16485626400 is a wasteful number, since it uses less digits than its factorization.

16485626400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221635 (or 221622 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 42.

The spelling of 16485626400 in words is "sixteen billion, four hundred eighty-five million, six hundred twenty-six thousand, four hundred".