6541883061739 has 2 divisors, whose sum is σ = 6541883061740. Its totient is φ = 6541883061738.

The previous prime is 6541883061733. The next prime is 6541883061757. The reversal of 6541883061739 is 9371603881456.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6541883061739 - 2³ = 6541883061731 is a prime.

It is not a weakly prime, because it can be changed into another prime (6541883061731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3270941530869 + 3270941530870.

It is an arithmetic number, because the mean of its divisors is an integer number (3270941530870).

Almost surely, 2^{6541883061739} is an apocalyptic number.

6541883061739 is a deficient number, since it is larger than the sum of its proper divisors (1).

6541883061739 is an equidigital number, since it uses as much as digits as its factorization.

6541883061739 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26127360, while the sum is 61.

The spelling of 6541883061739 in words is "six trillion, five hundred forty-one billion, eight hundred eighty-three million, sixty-one thousand, seven hundred thirty-nine".