189208563350 has 24 divisors (see below), whose sum is σ = 351942362640. Its totient is φ = 75680321120.

The previous prime is 189208563337. The next prime is 189208563389. The reversal of 189208563350 is 53365802981.

189208563350 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (50).

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 1452191 + ... + 1577109.

It is an arithmetic number, because the mean of its divisors is an integer number (14664265110).

Almost surely, 2^189208563350 is an apocalyptic number.

189208563350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

189208563350 is a deficient number, since it is larger than the sum of its proper divisors (162733799290).

189208563350 is a wasteful number, since it uses less digits than its factorization.

189208563350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155224 (or 155219 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 50.

The spelling of 189208563350 in words is "one hundred eighty-nine billion, two hundred eight million, five hundred sixty-three thousand, three hundred fifty".