192521412216 has 144 divisors (see below), whose sum is σ = 615743809200. Its totient is φ = 53231592960.

The previous prime is 192521412211. The next prime is 192521412227. The reversal of 192521412216 is 612214125291.

192521412216 is a `hidden beast` number, since 1 + 9 + 2 + 5 + 21 + 412 + 216 = 666.

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 (192521412211) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 285600 + ... + 683088.

It is an arithmetic number, because the mean of its divisors is an integer number (4275998675).

Almost surely, 2^192521412216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 192521412216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (307871904600).

192521412216 is an abundant number, since it is smaller than the sum of its proper divisors (423222396984).

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

192521412216 is a wasteful number, since it uses less digits than its factorization.

192521412216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 397570 (or 397532 counting only the distinct ones).

The product of its digits is 17280, while the sum is 36.

The spelling of 192521412216 in words is "one hundred ninety-two billion, five hundred twenty-one million, four hundred twelve thousand, two hundred sixteen".