16332463513212 has 192 divisors, whose sum is σ = 50310937313280. Its totient is φ = 3992382950400.

The previous prime is 16332463513183. The next prime is 16332463513241. The reversal of 16332463513212 is 21231536423361.

It is an interprime number because it is at equal distance from previous prime (16332463513183) and next prime (16332463513241).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 319773637 + ... + 319824707.

It is an arithmetic number, because the mean of its divisors is an integer number (262036131840).

Almost surely, 2^{16332463513212} is an apocalyptic number.

16332463513212 is a gapful number since it is divisible by the number (12) 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 16332463513212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25155468656640).

16332463513212 is an abundant number, since it is smaller than the sum of its proper divisors (33978473800068).

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

16332463513212 is a wasteful number, since it uses less digits than its factorization.

16332463513212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71472 (or 71470 counting only the distinct ones).

The product of its digits is 466560, while the sum is 42.

Adding to 16332463513212 its reverse (21231536423361), we get a palindrome (37563999936573).

The spelling of 16332463513212 in words is "sixteen trillion, three hundred thirty-two billion, four hundred sixty-three million, five hundred thirteen thousand, two hundred twelve".