244155451345 has 8 divisors (see below), whose sum is σ = 315523967976. Its totient is φ = 180299410176.

The previous prime is 244155451303. The next prime is 244155451357. The reversal of 244155451345 is 543154551442.

244155451345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 59630221249 + 184525230096 = 244193^2 + 429564^2 .

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 244155451345 - 2⁷ = 244155451217 is a prime.

It is a super-2 number, since 2×244155451345² (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 (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1878118792 + ... + 1878118921.

It is an arithmetic number, because the mean of its divisors is an integer number (39440495997).

Almost surely, 2^244155451345 is an apocalyptic number.

It is an amenable number.

244155451345 is a deficient number, since it is larger than the sum of its proper divisors (71368516631).

244155451345 is a wasteful number, since it uses less digits than its factorization.

244155451345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3756237731.

The product of its digits is 960000, while the sum is 43.

The spelling of 244155451345 in words is "two hundred forty-four billion, one hundred fifty-five million, four hundred fifty-one thousand, three hundred forty-five".