6436536025379 has 2 divisors, whose sum is σ = 6436536025380. Its totient is φ = 6436536025378.

The previous prime is 6436536025363. The next prime is 6436536025421. The reversal of 6436536025379 is 9735206356346.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6436536025379 - 2⁴ = 6436536025363 is a prime.

It is not a weakly prime, because it can be changed into another prime (6436536021379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3218268012689 + 3218268012690.

It is an arithmetic number, because the mean of its divisors is an integer number (3218268012690).

Almost surely, 2^{6436536025379} is an apocalyptic number.

6436536025379 is a deficient number, since it is larger than the sum of its proper divisors (1).

6436536025379 is an equidigital number, since it uses as much as digits as its factorization.

6436536025379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 73483200, while the sum is 59.

The spelling of 6436536025379 in words is "six trillion, four hundred thirty-six billion, five hundred thirty-six million, twenty-five thousand, three hundred seventy-nine".