189210422016 has 1458 divisors, whose sum is σ = 762459226620. Its totient is φ = 46558955520.

The previous prime is 189210422003. The next prime is 189210422029. The reversal of 189210422016 is 610224012981.

189210422016 is a `hidden beast` number, since 1 + 8 + 9 + 210 + 422 + 0 + 16 = 666.

It is an interprime number because it is at equal distance from previous prime (189210422003) and next prime (189210422029).

It is a tau number, because it is divible by the number of its divisors (1458).

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

It is an unprimeable number.

It is a polite number, since it can be written in 161 ways as a sum of consecutive naturals, for example, 9958443255 + ... + 9958443273.

Almost surely, 2^189210422016 is an apocalyptic number.

189210422016 is a gapful number since it is divisible by the number (16) 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 189210422016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (381229613310).

189210422016 is an abundant number, since it is smaller than the sum of its proper divisors (573248804604).

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

189210422016 is an frugal number, since it uses more digits than its factorization.

189210422016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95 (or 42 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 36.

Adding to 189210422016 its reverse (610224012981), we get a palindrome (799434434997).

The spelling of 189210422016 in words is "one hundred eighty-nine billion, two hundred ten million, four hundred twenty-two thousand, sixteen".