189202082256 has 280 divisors, whose sum is σ = 618936695040. Its totient is φ = 55483315200.

The previous prime is 189202082249. The next prime is 189202082269. The reversal of 189202082256 is 652280202981.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 3953640 + ... + 4001208.

Almost surely, 2^189202082256 is an apocalyptic number.

189202082256 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 189202082256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (309468347520).

189202082256 is an abundant number, since it is smaller than the sum of its proper divisors (429734612784).

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

189202082256 is a wasteful number, since it uses less digits than its factorization.

189202082256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47637 (or 47616 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 45.

The spelling of 189202082256 in words is "one hundred eighty-nine billion, two hundred two million, eighty-two thousand, two hundred fifty-six".