6577117777723 has 2 divisors, whose sum is σ = 6577117777724. Its totient is φ = 6577117777722.

The previous prime is 6577117777649. The next prime is 6577117777859. The reversal of 6577117777723 is 3277777117756.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6577117777723 - 2²¹ = 6577115680571 is a prime.

It is not a weakly prime, because it can be changed into another prime (6577117777423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3288558888861 + 3288558888862.

It is an arithmetic number, because the mean of its divisors is an integer number (3288558888862).

Almost surely, 2^{6577117777723} is an apocalyptic number.

6577117777723 is a deficient number, since it is larger than the sum of its proper divisors (1).

6577117777723 is an equidigital number, since it uses as much as digits as its factorization.

6577117777723 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 148237740, while the sum is 67.

The spelling of 6577117777723 in words is "six trillion, five hundred seventy-seven billion, one hundred seventeen million, seven hundred seventy-seven thousand, seven hundred twenty-three".