245042354211 has 16 divisors (see below), whose sum is σ = 327118004640. Its totient is φ = 163164222720.

The previous prime is 245042354191. The next prime is 245042354239. The reversal of 245042354211 is 112453240542.

It is not a de Polignac number, because 245042354211 - 2⁶ = 245042354147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (245042354281) 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 15 ways as a sum of consecutive naturals, for example, 15808581 + ... + 15824073.

It is an arithmetic number, because the mean of its divisors is an integer number (20444875290).

Almost surely, 2^245042354211 is an apocalyptic number.

245042354211 is a deficient number, since it is larger than the sum of its proper divisors (82075650429).

245042354211 is a wasteful number, since it uses less digits than its factorization.

245042354211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21526.

The product of its (nonzero) digits is 38400, while the sum is 33.

Adding to 245042354211 its reverse (112453240542), we get a palindrome (357495594753).

The spelling of 245042354211 in words is "two hundred forty-five billion, forty-two million, three hundred fifty-four thousand, two hundred eleven".