25214377723 has 2 divisors, whose sum is σ = 25214377724. Its totient is φ = 25214377722.

The previous prime is 25214377697. The next prime is 25214377819. The reversal of 25214377723 is 32777341252.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25214377723 - 2⁹ = 25214377211 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25214377723.

It is not a weakly prime, because it can be changed into another prime (25214377423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12607188861 + 12607188862.

It is an arithmetic number, because the mean of its divisors is an integer number (12607188862).

Almost surely, 2^25214377723 is an apocalyptic number.

25214377723 is a deficient number, since it is larger than the sum of its proper divisors (1).

25214377723 is an equidigital number, since it uses as much as digits as its factorization.

25214377723 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 493920, while the sum is 43.

The spelling of 25214377723 in words is "twenty-five billion, two hundred fourteen million, three hundred seventy-seven thousand, seven hundred twenty-three".