187338080539 has 2 divisors, whose sum is σ = 187338080540. Its totient is φ = 187338080538.

The previous prime is 187338080491. The next prime is 187338080561. The reversal of 187338080539 is 935080833781.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 187338080539 - 2¹¹ = 187338078491 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 187338080539.

It is not a weakly prime, because it can be changed into another prime (187338080599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 93669040269 + 93669040270.

It is an arithmetic number, because the mean of its divisors is an integer number (93669040270).

Almost surely, 2^187338080539 is an apocalyptic number.

187338080539 is a deficient number, since it is larger than the sum of its proper divisors (1).

187338080539 is an equidigital number, since it uses as much as digits as its factorization.

187338080539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4354560, while the sum is 55.

The spelling of 187338080539 in words is "one hundred eighty-seven billion, three hundred thirty-eight million, eighty thousand, five hundred thirty-nine".