216672651000 has 512 divisors, whose sum is σ = 819005241600. Its totient is φ = 53327808000.

The previous prime is 216672650993. The next prime is 216672651007. The reversal of 216672651000 is 156276612.

It is a happy number.

216672651000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (216672650993) and next prime (216672651007).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216672651007) 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 127 ways as a sum of consecutive naturals, for example, 28427190 + ... + 28434810.

Almost surely, 2^216672651000 is an apocalyptic number.

216672651000 is a gapful number since it is divisible by the number (20) 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 216672651000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (409502620800).

216672651000 is an abundant number, since it is smaller than the sum of its proper divisors (602332590600).

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

216672651000 is an equidigital number, since it uses as much as digits as its factorization.

216672651000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7676 (or 7644 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The spelling of 216672651000 in words is "two hundred sixteen billion, six hundred seventy-two million, six hundred fifty-one thousand".