189583137359617 has 2 divisors, whose sum is σ = 189583137359618. Its totient is φ = 189583137359616.

The previous prime is 189583137359597. The next prime is 189583137359653. The reversal of 189583137359617 is 716953731385981.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 187984692984001 + 1598444375616 = 13710751^2 + 1264296^2 .

It is an emirp because it is prime and its reverse (716953731385981) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 189583137359617 - 2³⁵ = 189548777621249 is a prime.

It is a super-2 number, since 2×189583137359617² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (189583137369617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94791568679808 + 94791568679809.

It is an arithmetic number, because the mean of its divisors is an integer number (94791568679809).

Almost surely, 2^{189583137359617} is an apocalyptic number.

It is an amenable number.

189583137359617 is a deficient number, since it is larger than the sum of its proper divisors (1).

189583137359617 is an equidigital number, since it uses as much as digits as its factorization.

189583137359617 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1028764800, while the sum is 76.

The spelling of 189583137359617 in words is "one hundred eighty-nine trillion, five hundred eighty-three billion, one hundred thirty-seven million, three hundred fifty-nine thousand, six hundred seventeen".