246448844641 has 8 divisors (see below), whose sum is σ = 246623656104. Its totient is φ = 246274087680.

The previous prime is 246448844627. The next prime is 246448844647. The reversal of 246448844641 is 146448844642.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 12966604641 + 233482240000 = 113871^2 + 483200^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 246448844641 - 2⁷ = 246448844513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (246448844647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13282831 + ... + 13301371.

It is an arithmetic number, because the mean of its divisors is an integer number (30827957013).

Almost surely, 2^246448844641 is an apocalyptic number.

It is an amenable number.

246448844641 is a deficient number, since it is larger than the sum of its proper divisors (174811463).

246448844641 is a wasteful number, since it uses less digits than its factorization.

246448844641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27251.

The product of its digits is 18874368, while the sum is 55.

Subtracting from 246448844641 its reverse (146448844642), we obtain a palindrome (99999999999).

The spelling of 246448844641 in words is "two hundred forty-six billion, four hundred forty-eight million, eight hundred forty-four thousand, six hundred forty-one".