16796215800 has 864 divisors, whose sum is σ = 72325475040. Its totient is φ = 3400704000.

The previous prime is 16796215789. The next prime is 16796215801. The reversal of 16796215800 is 851269761.

16796215800 is a `hidden beast` number, since 1 + 6 + 7 + 9 + 62 + 1 + 580 + 0 = 666.

It is a super-2 number, since 2×16796215800² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16796215801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 215 ways as a sum of consecutive naturals, for example, 275347770 + ... + 275347830.

Almost surely, 2^16796215800 is an apocalyptic number.

16796215800 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 16796215800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36162737520).

16796215800 is an abundant number, since it is smaller than the sum of its proper divisors (55529259240).

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

16796215800 is a wasteful number, since it uses less digits than its factorization.

16796215800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185 (or 132 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 45.

The spelling of 16796215800 in words is "sixteen billion, seven hundred ninety-six million, two hundred fifteen thousand, eight hundred".