6542041699 has 2 divisors, whose sum is σ = 6542041700. Its totient is φ = 6542041698.

The previous prime is 6542041621. The next prime is 6542041729. The reversal of 6542041699 is 9961402456.

6542041699 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6542041699 is a prime.

It is not a weakly prime, because it can be changed into another prime (6542041799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3271020849 + 3271020850.

It is an arithmetic number, because the mean of its divisors is an integer number (3271020850).

Almost surely, 2^6542041699 is an apocalyptic number.

6542041699 is a deficient number, since it is larger than the sum of its proper divisors (1).

6542041699 is an equidigital number, since it uses as much as digits as its factorization.

6542041699 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 466560, while the sum is 46.

The square root of 6542041699 is about 80882.8887899041. Note that the first 3 decimals coincide. The cubic root of 6542041699 is about 1870.2705528072.

The spelling of 6542041699 in words is "six billion, five hundred forty-two million, forty-one thousand, six hundred ninety-nine".