1738950481049 has 2 divisors, whose sum is σ = 1738950481050. Its totient is φ = 1738950481048.

The previous prime is 1738950481033. The next prime is 1738950481063. The reversal of 1738950481049 is 9401840598371.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1559733725449 + 179216755600 = 1248893^2 + 423340^2 .

It is a cyclic number.

It is not a de Polignac number, because 1738950481049 - 2⁴ = 1738950481033 is a prime.

It is not a weakly prime, because it can be changed into another prime (1738950481069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 869475240524 + 869475240525.

It is an arithmetic number, because the mean of its divisors is an integer number (869475240525).

Almost surely, 2^{1738950481049} is an apocalyptic number.

It is an amenable number.

1738950481049 is a deficient number, since it is larger than the sum of its proper divisors (1).

1738950481049 is an equidigital number, since it uses as much as digits as its factorization.

1738950481049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8709120, while the sum is 59.

The spelling of 1738950481049 in words is "one trillion, seven hundred thirty-eight billion, nine hundred fifty million, four hundred eighty-one thousand, forty-nine".