245235420224 has 14 divisors (see below), whose sum is σ = 486639037134. Its totient is φ = 122617710080.

The previous prime is 245235420121. The next prime is 245235420257. The reversal of 245235420224 is 422024532542.

It can be written as a sum of positive squares in only one way, i.e., 233907649600 + 11327770624 = 483640^2 + 106432^2 .

It is a super-2 number, since 2×245235420224² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1915901657 + ... + 1915901784.

Almost surely, 2^245235420224 is an apocalyptic number.

It is an amenable number.

245235420224 is a deficient number, since it is larger than the sum of its proper divisors (241403616910).

245235420224 is an equidigital number, since it uses as much as digits as its factorization.

245235420224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3831803453 (or 3831803443 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 35.

Adding to 245235420224 its reverse (422024532542), we get a palindrome (667259952766).

The spelling of 245235420224 in words is "two hundred forty-five billion, two hundred thirty-five million, four hundred twenty thousand, two hundred twenty-four".