1672319260811 has 2 divisors, whose sum is σ = 1672319260812. Its totient is φ = 1672319260810.

The previous prime is 1672319260793. The next prime is 1672319260813. The reversal of 1672319260811 is 1180629132761.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1672319260811 - 2²² = 1672315066507 is a prime.

Together with 1672319260813, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1672319260813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 836159630405 + 836159630406.

It is an arithmetic number, because the mean of its divisors is an integer number (836159630406).

Almost surely, 2^{1672319260811} is an apocalyptic number.

1672319260811 is a deficient number, since it is larger than the sum of its proper divisors (1).

1672319260811 is an equidigital number, since it uses as much as digits as its factorization.

1672319260811 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 217728, while the sum is 47.

The spelling of 1672319260811 in words is "one trillion, six hundred seventy-two billion, three hundred nineteen million, two hundred sixty thousand, eight hundred eleven".