189303571740 has 72 divisors (see below), whose sum is σ = 563063547312. Its totient is φ = 47511480320.

The previous prime is 189303571729. The next prime is 189303571753. The reversal of 189303571740 is 47175303981.

It is a self number, because there is not a number n which added to its sum of digits gives 189303571740.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5441241 + ... + 5475920.

It is an arithmetic number, because the mean of its divisors is an integer number (7820327046).

Almost surely, 2^189303571740 is an apocalyptic number.

189303571740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

189303571740 is an abundant number, since it is smaller than the sum of its proper divisors (373759975572).

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

189303571740 is a wasteful number, since it uses less digits than its factorization.

189303571740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10917207 (or 10917188 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 48.

The spelling of 189303571740 in words is "one hundred eighty-nine billion, three hundred three million, five hundred seventy-one thousand, seven hundred forty".