245216569248 has 144 divisors (see below), whose sum is σ = 803038332096. Its totient is φ = 69526978560.

The previous prime is 245216569229. The next prime is 245216569261. The reversal of 245216569248 is 842965612542.

245216569248 is a `hidden beast` number, since 2 + 4 + 52 + 1 + 6 + 569 + 24 + 8 = 666.

245216569248 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (144).

It is a junction number, because it is equal to n+sod(n) for n = 245216569194 and 245216569203.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 200161 + ... + 728352.

It is an arithmetic number, because the mean of its divisors is an integer number (5576655084).

Almost surely, 2^245216569248 is an apocalyptic number.

245216569248 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

245216569248 is an abundant number, since it is smaller than the sum of its proper divisors (557821762848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

245216569248 is a wasteful number, since it uses less digits than its factorization.

245216569248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 928667 (or 928656 counting only the distinct ones).

The product of its digits is 8294400, while the sum is 54.

The spelling of 245216569248 in words is "two hundred forty-five billion, two hundred sixteen million, five hundred sixty-nine thousand, two hundred forty-eight".