189760488634529 has 2 divisors, whose sum is σ = 189760488634530. Its totient is φ = 189760488634528.

The previous prime is 189760488634319. The next prime is 189760488634543. The reversal of 189760488634529 is 925436884067981.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 115452295786129 + 74308192848400 = 10744873^2 + 8620220^2 .

It is a cyclic number.

It is not a de Polignac number, because 189760488634529 - 2⁴⁴ = 172168302590113 is a prime.

It is not a weakly prime, because it can be changed into another prime (189760488634229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94880244317264 + 94880244317265.

It is an arithmetic number, because the mean of its divisors is an integer number (94880244317265).

It is a 1-persistent number, because it is pandigital, but 2⋅189760488634529 = 379520977269058 is not.

Almost surely, 2^{189760488634529} is an apocalyptic number.

It is an amenable number.

189760488634529 is a deficient number, since it is larger than the sum of its proper divisors (1).

189760488634529 is an equidigital number, since it uses as much as digits as its factorization.

189760488634529 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5016453120, while the sum is 80.

The spelling of 189760488634529 in words is "one hundred eighty-nine trillion, seven hundred sixty billion, four hundred eighty-eight million, six hundred thirty-four thousand, five hundred twenty-nine".