189303159252 has 24 divisors (see below), whose sum is σ = 467690158656. Its totient is φ = 59389226368.

The previous prime is 189303159223. The next prime is 189303159301. The reversal of 189303159252 is 252951303981.

189303159252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×189303159252² (a number of 23 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 463978128 + ... + 463978535.

It is an arithmetic number, because the mean of its divisors is an integer number (19487089944).

Almost surely, 2^189303159252 is an apocalyptic number.

189303159252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

189303159252 is an abundant number, since it is smaller than the sum of its proper divisors (278386999404).

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

189303159252 is a wasteful number, since it uses less digits than its factorization.

189303159252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 927956687 (or 927956685 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 48.

The spelling of 189303159252 in words is "one hundred eighty-nine billion, three hundred three million, one hundred fifty-nine thousand, two hundred fifty-two".