245469224450 has 18 divisors (see below), whose sum is σ = 456579273801. Its totient is φ = 98186288440.

The previous prime is 245469224381. The next prime is 245469224459. The reversal of 245469224450 is 54422964542.

It can be written as a sum of positive squares in 2 ways, for example, as 240559839961 + 4909384489 = 490469^2 + 70067^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=350335.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 245469224395 and 245469224404.

It is not an unprimeable number, because it can be changed into a prime (245469224459) by changing a digit.

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 8 ways as a sum of consecutive naturals, for example, 3468317 + ... + 3538383.

Almost surely, 2^245469224450 is an apocalyptic number.

245469224450 is a deficient number, since it is larger than the sum of its proper divisors (211110049351).

245469224450 is an frugal number, since it uses more digits than its factorization.

245469224450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140146 (or 70074 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 47.

The spelling of 245469224450 in words is "two hundred forty-five billion, four hundred sixty-nine million, two hundred twenty-four thousand, four hundred fifty".