189909746104313 has 2 divisors, whose sum is σ = 189909746104314. Its totient is φ = 189909746104312.

The previous prime is 189909746104307. The next prime is 189909746104319. The reversal of 189909746104313 is 313401647909981.

It is a balanced prime because it is at equal distance from previous prime (189909746104307) and next prime (189909746104319).

It can be written as a sum of positive squares in only one way, i.e., 186392722215184 + 3517023889129 = 13652572^2 + 1875373^2 .

It is a cyclic number.

It is not a de Polignac number, because 189909746104313 - 2⁶ = 189909746104249 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 189909746104313.

It is not a weakly prime, because it can be changed into another prime (189909746104319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94954873052156 + 94954873052157.

It is an arithmetic number, because the mean of its divisors is an integer number (94954873052157).

Almost surely, 2^{189909746104313} is an apocalyptic number.

It is an amenable number.

189909746104313 is a deficient number, since it is larger than the sum of its proper divisors (1).

189909746104313 is an equidigital number, since it uses as much as digits as its factorization.

189909746104313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 35271936, while the sum is 65.

The spelling of 189909746104313 in words is "one hundred eighty-nine trillion, nine hundred nine billion, seven hundred forty-six million, one hundred four thousand, three hundred thirteen".