6499379237419 has 2 divisors, whose sum is σ = 6499379237420. Its totient is φ = 6499379237418.

The previous prime is 6499379237381. The next prime is 6499379237423. The reversal of 6499379237419 is 9147329739946.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6499379237419 - 2¹³ = 6499379229227 is a prime.

It is a super-2 number, since 2×6499379237419² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6499379237119) 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, 3249689618709 + 3249689618710.

It is an arithmetic number, because the mean of its divisors is an integer number (3249689618710).

Almost surely, 2^{6499379237419} is an apocalyptic number.

6499379237419 is a deficient number, since it is larger than the sum of its proper divisors (1).

6499379237419 is an equidigital number, since it uses as much as digits as its factorization.

6499379237419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 555532992, while the sum is 73.

The spelling of 6499379237419 in words is "six trillion, four hundred ninety-nine billion, three hundred seventy-nine million, two hundred thirty-seven thousand, four hundred nineteen".