245233205445 has 32 divisors (see below), whose sum is σ = 393929930880. Its totient is φ = 130272930560.

The previous prime is 245233205431. The next prime is 245233205449. The reversal of 245233205445 is 544502332542.

It is not a de Polignac number, because 245233205445 - 2⁴ = 245233205429 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245233205449) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4872871 + ... + 4922939.

It is an arithmetic number, because the mean of its divisors is an integer number (12310310340).

Almost surely, 2^245233205445 is an apocalyptic number.

It is an amenable number.

245233205445 is a deficient number, since it is larger than the sum of its proper divisors (148696725435).

245233205445 is a wasteful number, since it uses less digits than its factorization.

245233205445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51365.

The product of its (nonzero) digits is 576000, while the sum is 39.

Adding to 245233205445 its reverse (544502332542), we get a palindrome (789735537987).

The spelling of 245233205445 in words is "two hundred forty-five billion, two hundred thirty-three million, two hundred five thousand, four hundred forty-five".