1672380330913 has 2 divisors, whose sum is σ = 1672380330914. Its totient is φ = 1672380330912.

The previous prime is 1672380330839. The next prime is 1672380330937. The reversal of 1672380330913 is 3190330832761.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1002825993744 + 669554337169 = 1001412^2 + 818263^2 .

It is a cyclic number.

It is not a de Polignac number, because 1672380330913 - 2¹³ = 1672380322721 is a prime.

It is not a weakly prime, because it can be changed into another prime (1672380330113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 836190165456 + 836190165457.

It is an arithmetic number, because the mean of its divisors is an integer number (836190165457).

Almost surely, 2^{1672380330913} is an apocalyptic number.

It is an amenable number.

1672380330913 is a deficient number, since it is larger than the sum of its proper divisors (1).

1672380330913 is an equidigital number, since it uses as much as digits as its factorization.

1672380330913 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 489888, while the sum is 46.

The spelling of 1672380330913 in words is "one trillion, six hundred seventy-two billion, three hundred eighty million, three hundred thirty thousand, nine hundred thirteen".