6742176643 has 2 divisors, whose sum is σ = 6742176644. Its totient is φ = 6742176642.

The previous prime is 6742176629. The next prime is 6742176673. The reversal of 6742176643 is 3466712476.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6742176643 - 2⁵ = 6742176611 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6742176593 and 6742176602.

It is not a weakly prime, because it can be changed into another prime (6742176613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3371088321 + 3371088322.

It is an arithmetic number, because the mean of its divisors is an integer number (3371088322).

Almost surely, 2^6742176643 is an apocalyptic number.

6742176643 is a deficient number, since it is larger than the sum of its proper divisors (1).

6742176643 is an equidigital number, since it uses as much as digits as its factorization.

6742176643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1016064, while the sum is 46.

The square root of 6742176643 is about 82110.7583876802. The cubic root of 6742176643 is about 1889.1511583470.

The spelling of 6742176643 in words is "six billion, seven hundred forty-two million, one hundred seventy-six thousand, six hundred forty-three".