116643001200 has 240 divisors, whose sum is σ = 411654759552. Its totient is φ = 27996800000.

The previous prime is 116643001177. The next prime is 116643001207. The reversal of 116643001200 is 2100346611.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116643001207) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1289455 + ... + 1376945.

Almost surely, 2^116643001200 is an apocalyptic number.

116643001200 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 116643001200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (205827379776).

116643001200 is an abundant number, since it is smaller than the sum of its proper divisors (295011758352).

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

116643001200 is a wasteful number, since it uses less digits than its factorization.

116643001200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87624 (or 87613 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 116643001200 its reverse (2100346611), we get a palindrome (118743347811).

The spelling of 116643001200 in words is "one hundred sixteen billion, six hundred forty-three million, one thousand, two hundred".