3640506319 has 2 divisors, whose sum is σ = 3640506320. Its totient is φ = 3640506318.

The previous prime is 3640506283. The next prime is 3640506341. The reversal of 3640506319 is 9136050463.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3640506319 - 2¹¹ = 3640504271 is a prime.

It is a super-2 number, since 2×3640506319² = 26506572517357859522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3640506379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1820253159 + 1820253160.

It is an arithmetic number, because the mean of its divisors is an integer number (1820253160).

Almost surely, 2^3640506319 is an apocalyptic number.

3640506319 is a deficient number, since it is larger than the sum of its proper divisors (1).

3640506319 is an equidigital number, since it uses as much as digits as its factorization.

3640506319 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 58320, while the sum is 37.

The square root of 3640506319 is about 60336.6084479398. The cubic root of 3640506319 is about 1538.3456568385.

The spelling of 3640506319 in words is "three billion, six hundred forty million, five hundred six thousand, three hundred nineteen".