244665610025 has 6 divisors (see below), whose sum is σ = 303385356462. Its totient is φ = 195732488000.

The previous prime is 244665609989. The next prime is 244665610031. The reversal of 244665610025 is 520016566442.

It can be written as a sum of positive squares in 3 ways, for example, as 1556460304 + 243109149721 = 39452^2 + 493061^2 .

It is not a de Polignac number, because 244665610025 - 2¹² = 244665605929 is a prime.

It is a super-2 number, since 2×244665610025² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 4893312176 + ... + 4893312225.

It is an arithmetic number, because the mean of its divisors is an integer number (50564226077).

Almost surely, 2^244665610025 is an apocalyptic number.

244665610025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

244665610025 is a deficient number, since it is larger than the sum of its proper divisors (58719746437).

244665610025 is an equidigital number, since it uses as much as digits as its factorization.

244665610025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9786624411 (or 9786624406 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 41.

The spelling of 244665610025 in words is "two hundred forty-four billion, six hundred sixty-five million, six hundred ten thousand, twenty-five".