189842441776 has 40 divisors (see below), whose sum is σ = 396192461504. Its totient is φ = 87602135040.

The previous prime is 189842441753. The next prime is 189842441777. The reversal of 189842441776 is 677144248981.

It is a happy number.

189842441776 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (189842441777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 986416 + ... + 1163056.

Almost surely, 2^189842441776 is an apocalyptic number.

189842441776 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

189842441776 is an abundant number, since it is smaller than the sum of its proper divisors (206350019728).

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

189842441776 is a wasteful number, since it uses less digits than its factorization.

189842441776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181829 (or 181823 counting only the distinct ones).

The product of its digits is 21676032, while the sum is 61.

The spelling of 189842441776 in words is "one hundred eighty-nine billion, eight hundred forty-two million, four hundred forty-one thousand, seven hundred seventy-six".