245240025007 has 2 divisors, whose sum is σ = 245240025008. Its totient is φ = 245240025006.

The previous prime is 245240024993. The next prime is 245240025049. The reversal of 245240025007 is 700520042542.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 245240025007 - 2¹¹ = 245240022959 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 245240025007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245240095007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122620012503 + 122620012504.

It is an arithmetic number, because the mean of its divisors is an integer number (122620012504).

Almost surely, 2^245240025007 is an apocalyptic number.

245240025007 is a deficient number, since it is larger than the sum of its proper divisors (1).

245240025007 is an equidigital number, since it uses as much as digits as its factorization.

245240025007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22400, while the sum is 31.

Adding to 245240025007 its reverse (700520042542), we get a palindrome (945760067549).

The spelling of 245240025007 in words is "two hundred forty-five billion, two hundred forty million, twenty-five thousand, seven".