1738572783973 has 2 divisors, whose sum is σ = 1738572783974. Its totient is φ = 1738572783972.

The previous prime is 1738572783929. The next prime is 1738572784037. The reversal of 1738572783973 is 3793872758371.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1641058357444 + 97514426529 = 1281038^2 + 312273^2 .

It is a cyclic number.

It is not a de Polignac number, because 1738572783973 - 2⁹ = 1738572783461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1738572783923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 869286391986 + 869286391987.

It is an arithmetic number, because the mean of its divisors is an integer number (869286391987).

Almost surely, 2^{1738572783973} is an apocalyptic number.

It is an amenable number.

1738572783973 is a deficient number, since it is larger than the sum of its proper divisors (1).

1738572783973 is an equidigital number, since it uses as much as digits as its factorization.

1738572783973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 373403520, while the sum is 70.

The spelling of 1738572783973 in words is "one trillion, seven hundred thirty-eight billion, five hundred seventy-two million, seven hundred eighty-three thousand, nine hundred seventy-three".