23645010225 has 24 divisors (see below), whose sum is σ = 39097488672. Its totient is φ = 12609251200.

The previous prime is 23645010187. The next prime is 23645010227. The reversal of 23645010225 is 52201054632.

It is not a de Polignac number, because 23645010225 - 2¹⁵ = 23644977457 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23645010192 and 23645010201.

It is not an unprimeable number, because it can be changed into a prime (23645010227) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1287709 + ... + 1305941.

It is an arithmetic number, because the mean of its divisors is an integer number (1629062028).

Almost surely, 2^23645010225 is an apocalyptic number.

23645010225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

23645010225 is a deficient number, since it is larger than the sum of its proper divisors (15452478447).

23645010225 is a wasteful number, since it uses less digits than its factorization.

23645010225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35537 (or 35532 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 23645010225 its reverse (52201054632), we get a palindrome (75846064857).

The spelling of 23645010225 in words is "twenty-three billion, six hundred forty-five million, ten thousand, two hundred twenty-five".