248075419849 has 4 divisors (see below), whose sum is σ = 254780160964. Its totient is φ = 241370678736.

The previous prime is 248075419831. The next prime is 248075419859. The reversal of 248075419849 is 948914570842.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 128355959824 + 119719460025 = 358268^2 + 346005^2 .

It is a cyclic number.

It is not a de Polignac number, because 248075419849 - 2⁹ = 248075419337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (248075419819) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3352370502 + ... + 3352370575.

It is an arithmetic number, because the mean of its divisors is an integer number (63695040241).

Almost surely, 2^248075419849 is an apocalyptic number.

It is an amenable number.

248075419849 is a deficient number, since it is larger than the sum of its proper divisors (6704741115).

248075419849 is an equidigital number, since it uses as much as digits as its factorization.

248075419849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6704741114.

The product of its (nonzero) digits is 23224320, while the sum is 61.

The spelling of 248075419849 in words is "two hundred forty-eight billion, seventy-five million, four hundred nineteen thousand, eight hundred forty-nine".