245636403225 has 24 divisors (see below), whose sum is σ = 406895436192. Its totient is φ = 130755571200.

The previous prime is 245636403151. The next prime is 245636403251. The reversal of 245636403225 is 522304636542.

It is not a de Polignac number, because 245636403225 - 2⁸ = 245636402969 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3091896 + ... + 3170345.

It is an arithmetic number, because the mean of its divisors is an integer number (16953976508).

Almost surely, 2^245636403225 is an apocalyptic number.

245636403225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

245636403225 is a deficient number, since it is larger than the sum of its proper divisors (161259032967).

245636403225 is a wasteful number, since it uses less digits than its factorization.

245636403225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6262777 (or 6262772 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 42.

The spelling of 245636403225 in words is "two hundred forty-five billion, six hundred thirty-six million, four hundred three thousand, two hundred twenty-five".