16250438700 has 180 divisors, whose sum is σ = 54377616832. Its totient is φ = 4193596800.

The previous prime is 16250438689. The next prime is 16250438719. The reversal of 16250438700 is 783405261.

It is a tau number, because it is divible by the number of its divisors (180).

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 (13) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 218742 + ... + 283458.

Almost surely, 2^16250438700 is an apocalyptic number.

16250438700 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 16250438700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27188808416).

16250438700 is an abundant number, since it is smaller than the sum of its proper divisors (38127178132).

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

16250438700 is a wasteful number, since it uses less digits than its factorization.

16250438700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64774 (or 64758 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The spelling of 16250438700 in words is "sixteen billion, two hundred fifty million, four hundred thirty-eight thousand, seven hundred".