3780074013673 has 2 divisors, whose sum is σ = 3780074013674. Its totient is φ = 3780074013672.

The previous prime is 3780074013607. The next prime is 3780074013719. The reversal of 3780074013673 is 3763104700873.

It is a happy number.

3780074013673 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3330197963689 + 449876049984 = 1824883^2 + 670728^2 .

It is a cyclic number.

It is not a de Polignac number, because 3780074013673 - 2²⁹ = 3779537142761 is a prime.

It is not a weakly prime, because it can be changed into another prime (3780074013073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1890037006836 + 1890037006837.

It is an arithmetic number, because the mean of its divisors is an integer number (1890037006837).

Almost surely, 2^{3780074013673} is an apocalyptic number.

It is an amenable number.

3780074013673 is a deficient number, since it is larger than the sum of its proper divisors (1).

3780074013673 is an equidigital number, since it uses as much as digits as its factorization.

3780074013673 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1778112, while the sum is 49.

The spelling of 3780074013673 in words is "three trillion, seven hundred eighty billion, seventy-four million, thirteen thousand, six hundred seventy-three".