245242051424 has 48 divisors (see below), whose sum is σ = 517429086048. Its totient is φ = 114119672832.

The previous prime is 245242051381. The next prime is 245242051451. The reversal of 245242051424 is 424150242542.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 4475597 + ... + 4530060.

It is an arithmetic number, because the mean of its divisors is an integer number (10779772626).

Almost surely, 2^245242051424 is an apocalyptic number.

It is an amenable number.

245242051424 is an abundant number, since it is smaller than the sum of its proper divisors (272187034624).

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

245242051424 is a wasteful number, since it uses less digits than its factorization.

245242051424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9005727 (or 9005719 counting only the distinct ones).

The product of its (nonzero) digits is 102400, while the sum is 35.

Adding to 245242051424 its reverse (424150242542), we get a palindrome (669392293966).

The spelling of 245242051424 in words is "two hundred forty-five billion, two hundred forty-two million, fifty-one thousand, four hundred twenty-four".