3540686269 has 2 divisors, whose sum is σ = 3540686270. Its totient is φ = 3540686268.

The previous prime is 3540686239. The next prime is 3540686311. The reversal of 3540686269 is 9626860453.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3464735044 + 75951225 = 58862^2 + 8715^2 .

It is a cyclic number.

It is not a de Polignac number, because 3540686269 - 2⁷ = 3540686141 is a prime.

It is a super-2 number, since 2×3540686269² = 25072918510970280722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3540686239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1770343134 + 1770343135.

It is an arithmetic number, because the mean of its divisors is an integer number (1770343135).

Almost surely, 2^3540686269 is an apocalyptic number.

It is an amenable number.

3540686269 is a deficient number, since it is larger than the sum of its proper divisors (1).

3540686269 is an equidigital number, since it uses as much as digits as its factorization.

3540686269 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1866240, while the sum is 49.

The square root of 3540686269 is about 59503.6660131122. Note that the first 3 decimals coincide. The cubic root of 3540686269 is about 1524.1550484011.

The spelling of 3540686269 in words is "three billion, five hundred forty million, six hundred eighty-six thousand, two hundred sixty-nine".