1607057541449 has 2 divisors, whose sum is σ = 1607057541450. Its totient is φ = 1607057541448.

The previous prime is 1607057541259. The next prime is 1607057541461. The reversal of 1607057541449 is 9441457507061.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1484352355600 + 122705185849 = 1218340^2 + 350293^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1607057541449 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1607057541449.

It is not a weakly prime, because it can be changed into another prime (1607057541499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 803528770724 + 803528770725.

It is an arithmetic number, because the mean of its divisors is an integer number (803528770725).

Almost surely, 2^{1607057541449} is an apocalyptic number.

It is an amenable number.

1607057541449 is a deficient number, since it is larger than the sum of its proper divisors (1).

1607057541449 is an equidigital number, since it uses as much as digits as its factorization.

1607057541449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4233600, while the sum is 53.

The spelling of 1607057541449 in words is "one trillion, six hundred seven billion, fifty-seven million, five hundred forty-one thousand, four hundred forty-nine".