25003023065623 has 2 divisors, whose sum is σ = 25003023065624. Its totient is φ = 25003023065622.

The previous prime is 25003023065617. The next prime is 25003023065633. The reversal of 25003023065623 is 32656032030052.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25003023065623 - 2²⁹ = 25002486194711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25003023065633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12501511532811 + 12501511532812.

It is an arithmetic number, because the mean of its divisors is an integer number (12501511532812).

Almost surely, 2^{25003023065623} is an apocalyptic number.

25003023065623 is a deficient number, since it is larger than the sum of its proper divisors (1).

25003023065623 is an equidigital number, since it uses as much as digits as its factorization.

25003023065623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 194400, while the sum is 37.

Adding to 25003023065623 its reverse (32656032030052), we get a palindrome (57659055095675).

The spelling of 25003023065623 in words is "twenty-five trillion, three billion, twenty-three million, sixty-five thousand, six hundred twenty-three".