245120155244 has 48 divisors (see below), whose sum is σ = 439846848000. Its totient is φ = 119471634240.

The previous prime is 245120155243. The next prime is 245120155249. The reversal of 245120155244 is 442551021542.

245120155244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (245120155243) 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 15 ways as a sum of consecutive naturals, for example, 52250939 + ... + 52255629.

It is an arithmetic number, because the mean of its divisors is an integer number (9163476000).

Almost surely, 2^245120155244 is an apocalyptic number.

It is an amenable number.

245120155244 is a deficient number, since it is larger than the sum of its proper divisors (194726692756).

245120155244 is a wasteful number, since it uses less digits than its factorization.

245120155244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5798 (or 5796 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 35.

Adding to 245120155244 its reverse (442551021542), we get a palindrome (687671176786).

The spelling of 245120155244 in words is "two hundred forty-five billion, one hundred twenty million, one hundred fifty-five thousand, two hundred forty-four".