3815190869089 has 2 divisors, whose sum is σ = 3815190869090. Its totient is φ = 3815190869088.

The previous prime is 3815190869081. The next prime is 3815190869129. The reversal of 3815190869089 is 9809680915183.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2296361390625 + 1518829478464 = 1515375^2 + 1232408^2 .

It is a cyclic number.

It is not a de Polignac number, because 3815190869089 - 2³ = 3815190869081 is a prime.

It is not a weakly prime, because it can be changed into another prime (3815190869081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1907595434544 + 1907595434545.

It is an arithmetic number, because the mean of its divisors is an integer number (1907595434545).

Almost surely, 2^{3815190869089} is an apocalyptic number.

It is an amenable number.

3815190869089 is a deficient number, since it is larger than the sum of its proper divisors (1).

3815190869089 is an equidigital number, since it uses as much as digits as its factorization.

3815190869089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 33592320, while the sum is 67.

The spelling of 3815190869089 in words is "three trillion, eight hundred fifteen billion, one hundred ninety million, eight hundred sixty-nine thousand, eighty-nine".