189323615350 has 24 divisors (see below), whose sum is σ = 352665229320. Its totient is φ = 75616907520.

The previous prime is 189323615323. The next prime is 189323615413. The reversal of 189323615350 is 53516323981.

It is a self number, because there is not a number n which added to its sum of digits gives 189323615350.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2779480 + ... + 2846779.

It is an arithmetic number, because the mean of its divisors is an integer number (14694384555).

Almost surely, 2^189323615350 is an apocalyptic number.

189323615350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

189323615350 is a deficient number, since it is larger than the sum of its proper divisors (163341613970).

189323615350 is a wasteful number, since it uses less digits than its factorization.

189323615350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5626944 (or 5626939 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 46.

The spelling of 189323615350 in words is "one hundred eighty-nine billion, three hundred twenty-three million, six hundred fifteen thousand, three hundred fifty".