245545024405 has 16 divisors (see below), whose sum is σ = 313554412800. Its totient is φ = 183951896832.

The previous prime is 245545024397. The next prime is 245545024423. The reversal of 245545024405 is 504420545542.

It is a cyclic number.

It is not a de Polignac number, because 245545024405 - 2³ = 245545024397 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7241289 + ... + 7275118.

It is an arithmetic number, because the mean of its divisors is an integer number (19597150800).

Almost surely, 2^245545024405 is an apocalyptic number.

It is an amenable number.

245545024405 is a deficient number, since it is larger than the sum of its proper divisors (68009388395).

245545024405 is a wasteful number, since it uses less digits than its factorization.

245545024405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14516628.

The product of its (nonzero) digits is 640000, while the sum is 40.

Adding to 245545024405 its reverse (504420545542), we get a palindrome (749965569947).

The spelling of 245545024405 in words is "two hundred forty-five billion, five hundred forty-five million, twenty-four thousand, four hundred five".