948289575449 has 2 divisors, whose sum is σ = 948289575450. Its totient is φ = 948289575448.

The previous prime is 948289575433. The next prime is 948289575481. The reversal of 948289575449 is 944575982849.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 865817223049 + 82472352400 = 930493^2 + 287180^2 .

It is a cyclic number.

It is not a de Polignac number, because 948289575449 - 2⁴ = 948289575433 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (948289577449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 474144787724 + 474144787725.

It is an arithmetic number, because the mean of its divisors is an integer number (474144787725).

Almost surely, 2^948289575449 is an apocalyptic number.

It is an amenable number.

948289575449 is a deficient number, since it is larger than the sum of its proper divisors (1).

948289575449 is an equidigital number, since it uses as much as digits as its factorization.

948289575449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1045094400, while the sum is 74.

The spelling of 948289575449 in words is "nine hundred forty-eight billion, two hundred eighty-nine million, five hundred seventy-five thousand, four hundred forty-nine".