244461310661 has 4 divisors (see below), whose sum is σ = 252347159424. Its totient is φ = 236575461900.

The previous prime is 244461310633. The next prime is 244461310669. The reversal of 244461310661 is 166013164442.

244461310661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-244461310661 is a prime.

It is a super-2 number, since 2×244461310661² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244461310669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3942924335 + ... + 3942924396.

It is an arithmetic number, because the mean of its divisors is an integer number (63086789856).

Almost surely, 2^244461310661 is an apocalyptic number.

It is an amenable number.

244461310661 is a deficient number, since it is larger than the sum of its proper divisors (7885848763).

244461310661 is an equidigital number, since it uses as much as digits as its factorization.

244461310661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7885848762.

The product of its (nonzero) digits is 82944, while the sum is 38.

The spelling of 244461310661 in words is "two hundred forty-four billion, four hundred sixty-one million, three hundred ten thousand, six hundred sixty-one".