245225242445 has 16 divisors (see below), whose sum is σ = 302642334720. Its totient is φ = 190645151424.

The previous prime is 245225242441. The next prime is 245225242469. The reversal of 245225242445 is 544242522542.

It is a cyclic number.

It is not a de Polignac number, because 245225242445 - 2² = 245225242441 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245225242441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2852525 + ... + 2937234.

It is an arithmetic number, because the mean of its divisors is an integer number (18915145920).

Almost surely, 2^245225242445 is an apocalyptic number.

It is an amenable number.

245225242445 is a deficient number, since it is larger than the sum of its proper divisors (57417092275).

245225242445 is a wasteful number, since it uses less digits than its factorization.

245225242445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5790004.

The product of its digits is 1024000, while the sum is 41.

Adding to 245225242445 its reverse (544242522542), we get a palindrome (789467764987).

The spelling of 245225242445 in words is "two hundred forty-five billion, two hundred twenty-five million, two hundred forty-two thousand, four hundred forty-five".