25200346121623 has 2 divisors, whose sum is σ = 25200346121624. Its totient is φ = 25200346121622.

The previous prime is 25200346121521. The next prime is 25200346121627. The reversal of 25200346121623 is 32612164300252.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25200346121623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25200346121627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12600173060811 + 12600173060812.

It is an arithmetic number, because the mean of its divisors is an integer number (12600173060812).

Almost surely, 2^{25200346121623} is an apocalyptic number.

25200346121623 is a deficient number, since it is larger than the sum of its proper divisors (1).

25200346121623 is an equidigital number, since it uses as much as digits as its factorization.

25200346121623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 103680, while the sum is 37.

The spelling of 25200346121623 in words is "twenty-five trillion, two hundred billion, three hundred forty-six million, one hundred twenty-one thousand, six hundred twenty-three".