25303003045 has 32 divisors (see below), whose sum is σ = 31042725120. Its totient is φ = 19795776000.

The previous prime is 25303003007. The next prime is 25303003051. The reversal of 25303003045 is 54030030352.

It is a happy number.

It is not a de Polignac number, because 25303003045 - 2²¹ = 25300905893 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24541680 + ... + 24542710.

It is an arithmetic number, because the mean of its divisors is an integer number (970085160).

Almost surely, 2^25303003045 is an apocalyptic number.

It is an amenable number.

25303003045 is a deficient number, since it is larger than the sum of its proper divisors (5739722075).

25303003045 is a wasteful number, since it uses less digits than its factorization.

25303003045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1677.

The product of its (nonzero) digits is 5400, while the sum is 25.

Adding to 25303003045 its reverse (54030030352), we get a palindrome (79333033397).

The spelling of 25303003045 in words is "twenty-five billion, three hundred three million, three thousand, forty-five".